Effective date: February 15, 2023

Before using our products and/or services, please be sure to carefully read and fully understand the terms of this agreement. If you are a minor, please read this Agreement accompanied by a legal guardian, especially important terms that are brought to your attention in bold and/or underlined, please be sure to highlight p. If you do not agree to this agreement, you have full and complete right to withdraw from the use of our products and/or services, when you fill in the information according to the registration page, read and agree to this agreement and complete all registration procedures, it means that you have fully read, understood and accepted all the contents of this agreement, and reached an agreement with Dingsen Core City to become a "user" of this platform. In the process of reading this Agreement, if you do not agree to this Agreement or any of its terms, you should immediately stop the registration process.
If you have any questions, complaints, comments and suggestions about this Agreement, you are welcome to communicate with us through the contact information attached to this Agreement, and we are very happy to answer for you.

I. Subject and scope of the agreement

1.1 This Agreement is between you and Dingsen Core City for the user's use of the Diesel Core City platform (designated as the Internet platform operation and technical service provider, including but not limited to the official website of the Diesel Core City portal ( http://www.ontechelec.com/) and other websites operated by Dingsen Core City and existing or future technological development of new service forms, hereinafter referred to as "this platform") and services and other related matters concluded agreements, "Dingsen Core City" refers to Shenzhen Lichuang E-commerce Co., Ltd. and its related services may have operating affiliates.

1.2 The "Privacy Policy of Dingsen Core City" and any announcements, publicity and other regular contents issued by Dingsen Core City are regarded as supplementary agreements to this agreement, which are inseparable from this agreement and have the same legal effect. If you register and use the platform services of Jialichuang, it is deemed that you agree to the above supplementary agreement. In the event of any inconsistency between the above items, the latest content published in time shall prevail.

II. Service Notice

2.1 Dessen Core City provides you with network services through the Internet. To use the Platform, you must:

(1) Equip yourself with the necessary equipment for Internet access, including personal mobile phones, tablets, modems, routers, etc.;

(2) Bear the telephone charges, network fees, etc. related to this service paid by the individual for surfing the Internet;

(3) Select the software version (if any) that matches the installed end device.

2.2 Based on the importance of the network services provided on this website, you acknowledge and agree to:

(1) The registration information provided is true, accurate, complete, legal and valid, and if there is any change in the registration information, it should be updated in time;

(2) If the registration information you provide is illegal, untrue, inaccurate and incomplete, you shall bear the corresponding responsibilities and consequences arising therefrom, and we reserve the right to terminate your use of the services of this platform.

2.3 You understand and agree that in order to improve the user experience and improve the service content, we will continuously strive to develop new functions and services.

III. Account registration

3.1 You acknowledge and promise that you have full capacity for civil rights or, although you do not have full capacity for civil rights and capacity, have obtained the consent of your parents and other legal guardians, and your parents and other legal guardians have registered and used the services of this platform on their behalf. If you do not have the aforementioned appropriate capacity for civil conduct to register an account, you and your parents and other legal guardians shall bear all the consequences arising therefrom in accordance with the law. You acknowledge that if you are under the age of 18, you may only use the Platform with the participation of a parent or other guardian.

3.2 You have the right to use the registration information you have set up or confirmed. When registering an account, you promise to abide by the bottom lines and guidelines such as laws and regulations, socialist system, national interests, citizens' legitimate rights and interests, public order, social morality and information authenticity, and shall not appear illegal and bad information in the registration materials, and you guarantee that when you register and use the account, you shall not have the following circumstances:

(1) Violation of the Constitution or laws and regulations;

(2) Endangering national security, leaking state secrets, subverting state power, and undermining national unity;

(3) harming national honor and interests, harming the public interest;

(4) Distorting, vilifying, blaspheming, or negating the deeds and spirit of heroes and martyrs, or insulting, slandering, or otherwise infringing on the names, portraits, reputations, or honors of heroes and martyrs;

(5) Advocating terrorism or extremism or inciting the commission of terrorist or extremist activities;

(6) inciting ethnic hatred, ethnic discrimination, and undermining national unity;

(7) Undermining the state's religious policy and promoting cults and feudal superstitions;

(8) spreading rumors, disturbing social order and undermining social stability;

(9) Spreading obscenity, pornography, gambling, violence, murder, terror or abetting crime;

(10) Insulting or slandering others, infringing on the legitimate rights and interests of others;

(11) contains other content prohibited by laws and administrative regulations.

3.3 Your account shall not be transferred or sold to other parties, and the platform reserves the right to suspend or terminate your account according to your wishes. In addition, you also need to ensure that you are not the subject of trade restrictions, sanctions or other laws and rules imposed by any country, international organization or region, otherwise you should stop using the platform services, and you understand that you may not be able to register and use the services of this platform normally in violation of the aforementioned requirements.

3.4 If there is any change in your personal information, you must notify the website of the update in time, and you agree to receive emails and messages from this platform or its partners.

the member name you set shall not violate the management provisions of national laws and regulations on member names, otherwise this platform can recycle your Dingsen Core City member name.

IV. Use of Accounts and Services

4.1 Since your account is associated with your personal information and the commercial information of the Platform, your account on the Platform is limited to you/the Company's personnel. If the platform determines that the use of your account may endanger the security of your account and/or the security of the information of this platform, the platform may refuse to provide corresponding services or terminate this agreement.

4.2 Since the user account is associated with the user's credit information, you can transfer the account only if there are express provisions of law, judicial rulings or with the consent of the platform, and in accordance with the user account transfer process stipulated by the platform. Once your account is transferred, the rights and obligations under the account are also transferred. In addition, your account may not be transferred in any way, otherwise we shall have the right to hold you liable for breach of contract, and all liabilities arising therefrom shall be borne by you.

4.3 You shall update the information you provide in a timely manner, and in the case that the law clearly requires the platform as a platform service provider to verify the information of some users, the platform will check and verify your information from time to time in accordance with the law, and you shall cooperate in providing the latest, true, complete and effective information.

4.4 If the Platform fails to contact you according to the last information you provided, you fail to provide information in a timely manner as required by the Platform, the information you provide is obviously false or the administrative and judicial authorities verify that the information you provide is invalid, you will bear all losses and adverse consequences caused to yourself, others and the Platform. This platform can send you an inquiry notice and require you to re-certify until the suspension or termination of providing you with some or all of the platform services, and this platform is not responsible for this to the maximum extent permitted by law.

4.5 Your account is set up by yourself and kept by you, and the platform will not actively ask you to provide your account password at any time. Therefore, it is recommended that you take good care of your account and ensure that you log out at the end of each online period and leave the Platform in the correct steps.

4.6 The platform is not responsible for the losses and consequences caused by your active disclosure or your attacks or fraud by others to the maximum extent permitted by law, and you shall recover compensation from the infringer through judicial, administrative and other remedies.

4.7 Except for the fault of this platform, you shall be responsible for all the results of all actions under your account (including but not limited to signing various agreements online, publishing information, purchasing goods and services, and disclosing information, etc.).

4.8 If you find any unauthorized use of your account to log in to the Platform or other circumstances that may lead to theft or loss of your account, it is recommended that you notify the Platform immediately. You understand that it takes reasonable time for this platform to take action on any of your requests, and the actions taken by this platform at your request may not avoid or prevent the formation or expansion of infringement consequences, except for the statutory fault of this platform, this platform is not liable to the maximum extent permitted by law.

4.9 When you purchase goods and/or services on this platform, please be sure to carefully confirm the name, price, quantity, model, specification, size or service time, content, restrictive requirements and other important matters of the purchased goods, and verify your contact address, telephone number, consignee and other information when placing an order. If the consignee you fill in is not yourself, the consignee's behavior and intention are regarded as your behavior and intention, and you shall be jointly and severally liable for the legal consequences arising from the consignee's act and intention.

4.10 Your procurement behavior shall be based on real procurement needs, and there shall be no malicious procurement of goods and/or services, malicious rights protection and other behaviors that disrupt the normal transaction order of this platform. Based on the need to maintain the trading order and transaction security of the platform, the platform can take the initiative to close relevant trading orders and other operations when it discovers the above situation.

4.11 For coupons, points, cash, gifts obtained through improper means (including but not limited to multiple accounts and other means such as the same user registering multiple accounts), the platform has the right to make independent judgment, and take measures such as freezing the member's account, emptying points, voiding coupons, canceling gifts, canceling relevant orders, etc., and causing losses to the platform, you shall bear the corresponding compensation compensation.

4.12 When any of the following situations occur, this platform has the right to restrict all or part of your membership rights, including but not limited to canceling relevant unfulfilled orders, canceling your member account, etc

(1) Affecting the normal operation of the website or affecting the website to provide services to other members through network attacks, mass advertising and other behaviors;

(2) Seeking benefits through improper means (such as plug-ins, cyber attacks, etc.);

(3) Using the fault or mistake of the merchant to make malicious claims, complaints twice or more, or insulting or personally attacking the merchant or customer service staff for no reason;

(4) Repeatedly refusing to accept goods or services in a short period of time other than due to the quality of goods or services;

(5) Engaging in resale business (e.g., wholesale, retail) through purchases made through the member's account;

(6) The user information you provide (including but not limited to name, phone number, ID number, email address, etc.) is untrue, inaccurate or incomplete;

(7) You have other acts that affect the normal business order of the website or violate the law.

4.13 You shall be fully responsible for the content you publish, upload or transmit, and all users shall not publish, reprint or transmit information containing one of the following contents on any page of this platform, otherwise this platform has the right to process it by itself without notifying users:

(1) violates the basic principles established by the Constitution;

(2) Endangering national security, leaking state secrets, subverting state power, and undermining national unity;

(3) harming national honor and interests;

(4) inciting ethnic hatred, ethnic discrimination, and undermining national unity;

(5) Undermining the state's religious policy and promoting cults and feudal superstitions;

(6) spreading rumors, disturbing social order and undermining social stability;

(7) Spreading obscenity, pornography, gambling, violence, terror or abetting crime;

(8) Insulting or slandering others, infringing on the legitimate rights and interests of others;

(9) Inciting illegal assemblies, associations, processions, demonstrations, or gathering crowds to disturb social order;

(10) Activities in the name of illegal civil organizations;

(11) contains other content prohibited by laws and administrative regulations.

4.14 You should do so while using the network services we provide:

(1) comply with all network protocols, regulations and procedures related to network services;

(2) not to use the network service system for any illegal purpose;

(3) shall not infringe the patent, copyright, trademark, reputation or any other legitimate rights and interests of any other third party;

(4) You shall not invade the database of this platform through any technical means, conduct functional operations such as viewing, directly downloading or forwarding, and once discovered, we have the right to stop all functions of your account and pursue the corresponding legal responsibility;

(5) You are obliged to ensure the authenticity of the information you publish on this platform, and shall not exaggerate the description or fabricate false information, once discovered, we have the right to stop all functions of the corresponding account, and stop all functions of the account;

(6) You shall not use any information provided or published on this platform for the purpose of harming the interests of this platform, once discovered, this platform has the right to suspend your account and stop providing network services, and without your consent or notice in advance, when your above behavior causes losses to this platform, this platform has the right to require you to compensate for all losses suffered by this platform.

4.15 If you violate the above rules and cause this platform to be claimed by a third party, you shall fully compensate the platform for all expenses (including but not limited to various compensation fees, litigation agency fees and other reasonable expenses incurred for this).

4.16 If you violate the rules set forth in this agreement, we have the right to require you to correct or directly take all necessary measures (including but not limited to deleting your published content, suspending or terminating your right to use network services) to mitigate or avoid the damage or adverse impact caused by your misconduct.

4.17 You promise that in the process of using network services, you will abide by the rules for the use of products and services published by this platform from time to time. When you violate the above commitments, this platform has the right to make corresponding processing or terminate the service provided to you in accordance with the provisions of this agreement and relevant rules, without your consent or prior notice.

V. Personal Information Protection and Privacy Policy

5.1 Without your consent and confirmation, this platform will not use your information for other purposes. We have the right to obtain, use, store and share your personal information in an explicit manner under the premise of complying with laws and regulations. We will not disclose, edit or disclose your personal information and non-public content stored on this platform without your authorization.

5.2 This platform will collect non-personal information through your IP address, including but not limited to the nature of your browser, the type of operating system, the domain name of the ISP that provides you with access services, etc., to optimize the page displayed on your computer screen. By collecting the above information, we also conduct visitor flow statistics to improve the administration and service of the website.

5.3 This platform uses various security technologies and procedures to establish a sound management system to protect your personal information and privacy security, so as to prevent you from the danger of unauthorized access, use or disclosure.

5.4 Respecting user privacy and protecting the security of your personal information is our consistent attitude, and this platform will take reasonable measures to protect your personal information and privacy. We promise that unless you have your consent, this platform will not collect and use your personal information other than necessary to provide services or use information for purposes other than providing services.

5.5 You agree that we have the right to collect your usage and behavior information through cookies and other technologies, and freely use the desensitized pure commercial data when the data is desensitized so that it no longer points to or is associated with your personal identity information. Of course, you can delete cookies according to your preferences, but if you do, you will need to change your user settings yourself each time you visit the Platform. At present, the general path to delete cookies is browser: "Settings - Clear Data", or restore / clear the phone system.

5.6 When you provide third-party information to this platform, you should ensure that you have obtained the consent of the third party for the collection and use of third-party information. You guarantee that you have the right to provide the personal information of the third party to this platform, and at the same time ensure that this platform has the right to use such information for commercial purposes, and this platform will not be subject to complaints, claims or other rights claims of third parties when using the above personal information, such as this platform due to the use of the personal information of the third party you provide to cause the third party to be responsible, you should ensure that this platform is protected from any damage.

5.7 In addition to complying with the personal information protection and privacy policy specifically stipulated under this agreement, we hope that you will carefully and completely read the "Dingsen Core City Privacy Policy", which will be more conducive to protecting your personal information.

VI. Transaction Specification

6.1 Unless otherwise proved, the data of commodities and transactions recorded by this platform is the only valid evidence for your use of this platform services.

6.2 You shall comply with Chinese laws, regulations, ordinances and local laws when using the services of this platform and purchasing items.

6.3 During the transaction process, you shall review and check the information of the goods/services purchased, including the price, quantity, payment or transportation method of the goods, as well as the consignee, address and contact information. By clicking a button such as "Submit Order", you acknowledge that all information contained in the order is correct and complete. Although we have made our best efforts, due to the well-known Internet technical factors and other objective reasons, the information displayed on this platform may have a certain lag or error, you know and understand that if the display information is obviously unreasonable due to system failure or gross negligence of this platform (including but not limited to the obvious low price of goods, preferential measures are obviously unreasonable), please do not proceed to the next step, if you still submit an order knowing that the display information is obviously unreasonable, it will be regarded as malicious behavior. The platform will have the right to freeze and/or cancel this transaction.

6.4 If you purchase items on the Platform, you are obliged to complete the transaction with the Platform, except for transactions prohibited by law or this Agreement. By placing an order for an item, you agree to be bound by the conditions of sale contained in the description of that item, so long as such conditions of sale do not violate this Agreement or are not unlawful.

6.5 Advertisements, price lists and statements on this platform do not constitute an offer. This platform has the right to unilaterally withdraw the information or withdraw from the contract in the event of obvious errors or out-of-stock products and orders displayed on this platform. This platform reserves the right to limit the quantity of products ordered. By placing your order, you acknowledge that you are of legal age to purchase these products and will be responsible for the authenticity of all information you provide in your order.

6.6 Product prices and availability are indicated on the Platform and you understand and agree that we have the right to change such information at any time without any notice to you. Delivery fees will be settled separately and vary depending on the delivery method you choose. In the event of an unexpected situation, after confirming your order, a price change due to a price increase by the supplier, a change in the amount of tax, or a price change due to an error on the website, etc., you have the right to cancel your order, and we hope that you will notify the customer service department by e-mail or telephone in time. You have the right to cancel your order if the goods you have ordered are out of stock.

6.7 The Platform will abide by the agreement with you to deliver the goods purchased by you to the delivery address you specified, and you acknowledge that all the delivery and delivery times listed on the Platform are reference times (the calculation of the reference time is estimated on the basis of inventory status, normal processing process and delivery time, and delivery location). This platform shall not be liable for delayed delivery to the maximum extent permitted by law, such as delay or inability to deliver orders due to the following circumstances:

(1) The information you provide is wrong, the address is not detailed, etc.;

(2) No one signs or rejects the goods after delivery, resulting in the inability to deliver or delay delivery;

(3) Other explicit cases.

VII. After-sales service and quality of goods

7.1 We will provide you with after-sales guarantee in accordance with national laws and regulations and the after-sales service policy published on this platform or agreed in the order contract. The after-sales service policy on this platform is an integral part of this agreement, and this platform has the right to change the after-sales service policy by statement, notice or other forms.

7.2 If there are national standards or professional standards for the quality of articles, it shall be implemented in accordance with national standards or professional standards; If there is no aforementioned standard, it shall be implemented in accordance with the enterprise standard of the production plant; If there is no production plant enterprise standard, it shall be determined by the user through consultation with this platform. If the quality of the item does not meet the standard, you can request an exchange or return.

VIII. Network security

8.1 You agree that you will not use any robot, spider software, screen scraping software or other automatic means to enter the Website for any purpose without the express written permission of the Platform. In addition, you agree that you will not:

(1) any act that causes or is likely to cause (as determined by the Platform in its sole discretion) an unreasonable or disproportionately significant load;

(2) make copies, reproduce, modify, make derivative works, distribute or publicly display any content of the website (except your personal information) without the express written permission of this platform in advance;

(3) interfere or attempt to interfere with the proper working of the Site or any activity conducted on the Site;

(4) use in the Website any content that may or may be prohibited under applicable laws and regulations;

(5) Use of the Site any virus, Trojan horse, worm, time bomb, delete fly, Easter egg, spyware or other computer program that may destroy, alter, delete, adversely influence, covertly intercept, gain unauthorized access to or requisition any system, data or personal data.

IX. Intellectual Property Rights and Other Rights and Interests

9.1 The copyrights, patents, trademarks, trade secrets and any other proprietary rights or rights related to the network services provided by this platform belong to us. Without our consent, no one or user shall download, copy, transmit, adapt, edit without authorization, otherwise they shall bear all legal responsibilities. We own the ownership of any data information generated during the operation of the Platform and stored in the server (including but not limited to account data information, order information, etc., except for the user's name, ID number, mobile phone number and other personally identifiable data information), and the user has the right to use the data and information belonging to his user account in the process of normal use of the Platform in accordance with this Agreement.

9.2 We have corresponding rights to the materials contained in the Platform that are protected by intellectual property rights or other laws; Except for the content that is copyrighted by you according to law, the intellectual property rights of the overall content of this platform belong to us or affiliated companies.

9.3 The intellectual property rights of the original information such as text, pictures, videos, software and performances published by you using the Platform and Services when you use our services belong to you (or otherwise agreed by the third-party content provider and you), but based on the needs of the operation of the Platform, you confirm that your publication and uploading of such information is regarded as granting us all legal rights and interests related to all intellectual property rights, portrait rights, user ID names, etc. related to such information non-exclusively, permanently and irrevocably. This platform has the rights and interests of the subject of litigation, and has the right to collect evidence and file a lawsuit against a third party for infringement in its own name. You agree that we have the right to store, use, copy, revise, edit, publish, display, distribute, promote, publish, distribute, publish, distribute, translate, disseminate your above information content, adapt it into derivative works, and incorporate the above information into other works in form, media or technology now known or later developed. You agree that we may sublicense the above intellectual property rights.

9.4 This Agreement has constituted a written agreement on the licensing of copyright property rights and other rights under Article 26 of the Copyright Law of the People's Republic of China and relevant laws and regulations, and its effect applies to any work protected by the Copyright Law published by you on this Website, regardless of whether such content was formed before or after the conclusion of this Agreement.

9.5 You agree and have fully understood the terms of this agreement, and promise not to publish the information published on this platform in any form or authorize other entities to use it in any way (including but not limited to use on various websites and media).

9.6 Competitive data rights and interests obtained based on the lawful processing of data, unless otherwise provided by laws and regulations, we enjoy independent use rights and interests without your consent.

9.7 If your legitimate rights and interests of intellectual property rights are inadvertently infringed during the use of this platform, you have the right to submit relevant materials to this platform to notify us in accordance with the infringement complaints and appeal rules of this platform, and this platform will handle your feedback in a timely manner in strict accordance with the procedures in the infringement complaints and appeal rules, and take necessary measures (delete, block, disconnect links or restrict the use of functions, etc.) when necessary. If you find that there are violations of laws and regulations or violations of the relevant rules of this service during the use of this platform, you also have the right to report to us through the above methods, and we will also process your feedback in a timely manner. For details of infringement complaints and appeal rules, please refer to the link: [Infringement Complaints and Appeal Rules under Dingsen Industry and Related Platforms].

The information published on this platform (such as text, graphics, logos, button icons, images, sound file clips, digital downloads, data compilations and software) is the property of us or our content providers and is protected by Chinese and international intellectual property laws. The compilation of all content on this platform is our exclusive property and is protected by Chinese and international intellectual property laws. All software on this platform is the property of us or our software suppliers and is protected by Chinese and international intellectual property laws.

X. Force majeure and exemption of liability

10.1 The Platform is obliged to technically ensure the normal operation of the Website, try to avoid service interruption or limit the interruption time to the shortest time, and ensure the smooth progress of the user's online trading activities.

10.2 You understand that this platform cannot guarantee that the network services will meet your needs, nor does it guarantee that the network services provided by it will not be interrupted, nor does it guarantee the timeliness, security and accuracy of the network services. At the same time, despite our best efforts, this platform does not guarantee that the website can operate error-free for a long time, nor does it guarantee that the server will not be affected by computer viruses or other failures. For losses caused by telecommunications system or Internet network failure, computer failure or virus, information damage or loss, computer system problems or any other force majeure reasons, this platform does not assume any responsibility within the scope permitted by law.

10.3 The Platform does not guarantee the accuracy and completeness of all information, text, graphics, links and other items, which are for your reference only.

10.4 You must bear all risks arising from your use of the Platform or your access to other third-party websites through the Platform, and independently bear the consequences of exchanging information with others. This platform does not guarantee the authenticity, accuracy and reliability of the information you send or receive. Your trust in the information you receive is purely at your own risk.

10.5 In view of the particularity of Internet services, you understand and agree that we shall not be liable for the losses (including but not limited to loss of property, income, data or other intangible losses) suffered by you under the following circumstances:

(1) The Platform and service obstacles cannot operate normally due to force majeure factors such as typhoons, earthquakes, tsunamis, floods, power outages, wars, terrorist attacks, etc.;

(2) Interruption or delay of the Platform and services due to computer viruses, Trojan horses, other malicious programs, hacker attacks, technical adjustments or failures of telecommunications departments and network operating companies, system maintenance, etc.;

The platform and services are interrupted, terminated or delayed due to changes in laws and regulations, orders and rulings of judicial and administrative authorities, etc.

XI. Liability for breach of contract

11.1 If we find or receive reports from others or complain that you violate this Agreement or violate laws, regulations and relevant national provisions, we have the right to take measures such as warning, freezing, terminating/suspending/restricting the use of functions such as account, canceling or terminating this Agreement, or proposing compensation for damages.

11.2 If your behavior causes us losses (including but not limited to direct losses, reputational losses, third-party fines, claims, etc.), we have the right to recover from you in full, and if you have deposits, virtual currency and other property or coupons and other virtual rights and interests on this platform, we have the right to freeze.

11.3 After the termination of this Agreement, except as expressly provided by law, the Platform is not obliged to disclose any information in your account to you or a third party designated by you. After the termination of this agreement, this platform still enjoys the following rights: continue to save all kinds of information you retain on this platform in accordance with the law; For your past breaches, this platform can still pursue your liability for breach of contract in accordance with this agreement.

11.4 This platform can publicize the information on your above-mentioned breach of contract measures and other illegal information confirmed by the effective legal documents of the national administrative or judicial authorities on our platform, community, self-media or other media, and you shall bear all the consequences at that time.

XII. Notifications and advertisements

12.1 When you register as a user of this platform and accept the services of this platform, you should provide this platform with real and effective contact information (including your email address, contact number, contact address, etc.), and you are obliged to update the relevant information in time and maintain the status of being contactable if the contact information changes.

12.2 The member account (including sub-accounts) generated when you register as a user of the Platform to log in to the Platform to receive internal messages, system messages and instant information is also used as your effective contact method.

12.3 The Platform will send various notices to you on one or more of your above contact methods, and the content of such notices may have a significant beneficial or adverse impact on your rights and obligations, please pay attention to it in time.

12.4 The platform will send you notices through the above contact methods, including written notices sent electronically, including but not limited to announcements on this platform, sending mobile phone messages to the contact number provided to you, sending emails to the email address provided to you, sending system messages to your account and site message information, which will be deemed to be delivered after successful sending; Written notices sent on paper shall be deemed to have been delivered on the fifth calendar day after delivery at the contact address provided.

12.5 For any dispute arising from trading activities on the Platform, you agree that the judicial authorities (including but not limited to the people's courts) can serve you legal documents (including but not limited to litigation documents) through modern communication methods such as mobile phone SMS, email or website messages, or by mail. The contact information such as the mobile phone number, email address or site message that you designate to receive legal documents is the mobile phone number, email contact information you provide when registering and updating on this platform, and generate a member account when registering as a user of this platform, and the legal documents issued by the judicial authority to the above contact information will be deemed to be served. The mailing address you specify is your legal contact address or a valid contact address provided by you.

12.6 You agree that the judicial authority may use one or more of the above service methods to deliver legal documents to you, and the judicial authorities may serve legal documents to you in multiple ways, and the time of service shall be the first of the above service methods.

12.7 You agree that the above method of service shall apply to all stages of the judicial process. If it enters litigation procedures, it includes but is not limited to first instance, second instance, retrial, execution and supervision procedures.

12.8 You shall ensure that the contact details provided are accurate, valid and updated in real time. If the legal documents cannot be delivered or are not delivered in time due to the inaccurate contact information provided, or the changed contact information is not notified in time, you shall bear the legal consequences that may arise therefrom.

You agree to accept our services and allow us to send you advertising, display, promotions or promotional information (both commercial and non-commercial) on our own or by third-party advertisers, subject to laws and regulations. If you are not interested in sending or recommending advertisements or information, you can control the system to show you or not to show/reduce the display of relevant types of advertising or information based on the relevant technical options provided by us.

XIII. Termination of the Agreement

13.1 You have the right to terminate this Agreement by either:

(1) You cancel your account through the website customer service when the conditions for account cancellation on this platform are met;

(2) You stop using the changes before they take effect and express your unwillingness to accept the changes;

(3) You expressly do not want to continue to use the platform services and meet the conditions for the termination of this platform.

13.2 The Platform may notify you to terminate this Agreement in the manner specified in this Agreement:

(1) You violate this agreement and this platform terminates this agreement in accordance with the terms of the breach;

(2) You steal other people's accounts, publish prohibited information, defraud others of property, sell counterfeits, disrupt market order, use improper means to seek profits, etc., and the platform seals your account in accordance with the rules of this platform;

(3) In addition to the above circumstances, because you have repeatedly violated the relevant provisions of the rules of this platform and the circumstances are serious, this platform has sealed your account in accordance with the rules of this platform;

(4) Other circumstances that should terminate the service.

13.3 After the termination of this Agreement, this platform is not obliged to disclose any information in your account to you or a third party designated by you, except as expressly provided by law.

13.4 After the termination of this Agreement, the Platform still enjoys the following rights:

(1) Continue to save all kinds of information you retain on this platform under the necessary business limits and legal requirements;

(2) For your past breaches, this platform can still hold you liable for breach of contract in accordance with this agreement.

After the termination of this Agreement, the Platform may decide whether to close the transaction orders generated by you during the existence of this Agreement; If the Platform requires continued performance, you shall continue to perform this Agreement and the provisions of the Trading Order for such transaction order, and bear any losses or increased costs arising therefrom.

XIV. Applicable Law, Jurisdiction

14.1 The conclusion, entry into force, interpretation, amendment, supplementation, termination, execution and dispute resolution of this Agreement shall be governed by the laws of the mainland of the People's Republic of China; If there is no relevant provision by law, refer to commercial practices and/or industry practices.

14.2 Disputes arising from your use of the Platform Services and related to the Platform Services shall be resolved by the Platform through negotiation between the Platform and you. If the negotiation fails, either party may file a lawsuit with the people's court with jurisdiction in the location of the platform.

XV. Other clauses

15.1 Due to the rapid development of the Internet, the terms set out in this Agreement signed between you and Dingsen Core City cannot completely list and cover all the rights and obligations of you and Dingsen Core City, and the existing agreement cannot guarantee that it fully meets the needs of future development. Therefore, the "Privacy Policy" and the regular content such as announcements and publicity of this platform are supplementary agreements to this agreement, which are inseparable from this agreement and have the same legal effect.

15.2 Any provision of this Agreement shall be deemed severable, invalid or unenforceable, and that provision shall be deemed severable and shall not affect the validity and enforceability of the remaining provisions of this Agreement.

15.3 We have the right to modify this Agreement (including formulating and issuing other policies, rules, and announcement statements in a timely manner) when necessary in accordance with laws and regulations, and the updated terms of the Agreement will replace the original Agreement and take effect after the expiration of the period prescribed by law, and you can check the latest version of the Agreement Terms on the relevant service page. After this agreement is modified, if you continue to use the platform services, it is deemed that you have accepted the revised agreement. If you do not accept the modified Agreement, you have the right to stop using the Platform.

XVI. How to contact us

If you have any questions, complaints, comments and suggestions, you are welcome to communicate with us for feedback, you can contact us in the following ways:

Service Phone: [0755-8280-7943].