Effective Date: December 26, 2025
Law means any federal, state, foreign, regional or local statute, regulation, ordinance, or rule of any jurisdiction.
Service means the services provided by accessing the Website, including without limitation, a paraphrasing service, a paragraph generation service and a plagiarism check service.
Website refers to the platform corresponding to the URL https://www.letezdo.com/.
Company (also referred to as "we", "us" or "our" in this Agreement) means ShannonAI Technology HK Limited.
You (also referred to as "User" in this Agreement) means the individual accessing the Service, or the company or other legal entity on behalf of which such individual is accessing or using the Service, as applicable.
Subscription Service means the services or access to the Service provided by the Company to You on a subscription basis.
Terms of Service (also referred to as "Terms" or "Agreement") means these Terms and Conditions, which constitute the entire agreement between You and the Company regarding the use of the Service.
Words with initial capitalization in this Agreement shall have the meanings defined under the following conditions. The following definitions shall have the same meaning regardless of whether they appear in the singular or plural form.
By clicking "I Agree", "Accept" or other similar buttons, or by accessing any part of the Service, You confirm that You have read, understood and agreed to be bound by all the terms of this Agreement.
By accessing or using this Website, You confirm that You are at least 18 years old and have the legal capacity to enter into this Agreement. The Company does not permit individuals under the age of 18 to use the Service.
In addition, part of the content of the Letezdo platform covered by this Agreement may be provided to You by the Company's affiliates, controlling companies, successor companies, or third-party companies approved by the Company (hereinafter referred to as "Approved Partners"). Your knowledge and consent to receive such content shall be deemed as Your acknowledgement that the rights and obligations between You and the Approved Partners are also bound by this Agreement.
You shall not make unauthorized access to or use of Letezdo in any form, including but not limited to adaptation, reproduction, dissemination, vertical search, mirroring or trading.
To improve user experience, the Company reserves the right to update or adjust Letezdo from time to time without separate prior notice to You.
The Company grants You a personal, limited, revocable, non-transferable and non-exclusive right to lawfully use Letezdo. All other rights not expressly authorized by this Agreement shall belong to the Company. Before exercising any of such unauthorized rights, You shall obtain separate written permission from the Company; the Company's failure to exercise any of the aforementioned rights shall not constitute a waiver of such rights.
The Company reserves the right to arrange or designate its affiliates, controlling companies, successor companies or approved third-party companies to continue operating Letezdo.
Your access to and use of the Service are also subject to Your acceptance and compliance with the Company's Privacy Policy, which is available on the Website.
The Company may update the Service from time to time, but has no obligation to do so. Such updates shall be implemented in accordance with the then-effective policies, which may include automatic updates or upgrades without separate notice to You. You agree to accept any such automatic updates or upgrades of the Service.
If the updated content is accompanied by a separate license agreement, such updated content shall be governed by that separate agreement; otherwise, this Agreement shall apply to all updates that replace or supplement the original Website.
To use the Letezdo Service, You need to register an account by submitting an email address.
You shall be fully liable for all activities conducted under Your registered account. If You detect unauthorized access to Your account or other security vulnerabilities, You shall immediately notify the Company.
You confirm that upon completion of registration, You have full civil capacity corresponding to the civil acts performed. If the Company decides to cancel Your account, all data and information generated by You in the course of using Letezdo and any losses incurred thereby shall be borne by You alone.
Your account is for personal use only. Without the written consent of the Company, You are strictly prohibited from lending, borrowing, leasing, transferring, selling or otherwise authorizing others to use Your account in any form.
If the Company finds or has reasonable grounds to believe that a user is not the original registrant of an account, it has the right to terminate the service of such account and cancel it without notice, and shall not bear any legal liability to the original registrant of the account. All losses of data, information, etc. generated by the original registrant in the course of using Letezdo shall be borne by the original registrant alone.
You may request to cancel Your account through the platform settings. Before canceling the account, You need to terminate the Subscription Service first. The account cancellation process is irreversible; once the account is canceled, the Company will stop providing relevant services to You and delete all information related to Your account at Your request, unless otherwise required by laws and regulations.
This Service is only available after payment of fees through subscription packages, and the specific fee standards are detailed in the subscription plan.
Your payment will be processed through a third-party payment service provider, and additional terms may apply to such payments.
Depending on the type of subscription plan You select at the time of subscription, the Company will bill You in advance on a recurring basis (e.g., monthly or annually).
At the end of each subscription period, the Subscription Service will be automatically renewed on the exact same terms unless You or the Company actively cancels it.
The Company reserves the right to adjust the prices of the Letezdo Service.
The Company shall notify users of any such price adjustment at least one week in advance.
Notifications will be published through Website announcements or emails. Once a Website announcement is published, it shall be deemed that You have received the notification. If You continue to use the Letezdo Service one week after the publication of the announcement, You shall be deemed to have accepted the new price standards. If You disagree with the adjusted prices, You may apply to cancel Your account.
All amounts paid under this Agreement are non-refundable and non-cancellable once paid. You shall not be entitled to a refund for the fees already paid for the current subscription period, but You may continue to use the Service until the end of the current subscription period.
The Company will from time to time provide free trial services of Letezdo to new users. Your use of this Website and the Service shall indicate that You agree to all the terms of this Service Agreement. If You cancel Your account or terminate the subscription before the end of the trial period, You will not be eligible for a second free trial.
This Agreement shall remain in effect until terminated by the Company or You.
The Company may immediately terminate or suspend Your account for any reason whatsoever, including but not limited to Your breach of these Terms of Service, without prior notice or liability.
Unless otherwise agreed in the subscription plan or required by applicable laws and regulations, no refund will be provided upon termination of the Agreement. Upon termination of the Agreement, You shall immediately cease using this Website.
Unless otherwise agreed, the Website and Service under this Agreement are for non-commercial use only.
You shall not copy, sell, resell, use or access any part of the Website and Service for any commercial purpose, including but not limited to advertising.
You shall be responsible for Your own use of Letezdo. Without the permission of law or written permission of the Company, You shall not engage in the following acts when using the Website and Service:
(1) Conduct reverse engineering, reverse compilation, disassembly or attempt to obtain the source code of Letezdo by other means;
(2) Maliciously register accounts, including but not limited to frequent registration and bulk registration;
(3) Use unauthorized data or access unauthorized servers/accounts;
(4) Perform operations such as using, leasing, lending, copying, modifying, linking, reprinting, compiling, publishing and creating mirror sites of the Service;
(5) Interfere with, disrupt, modify or affect the normal operation of Letezdo through plug-ins, external programs, systems or third-party tools not authorized or permitted by the Company;
(6) Copy, modify, add, delete, mount or create derivative works of the software and related systems, including but not limited to accessing the software and related systems through plug-ins, external programs or unauthorized third-party tools/services, extracting data stored in terminal memory during the operation of the software, client/server interaction data during the operation of the software, and system data necessary for the operation of the software;
(7) Intentionally spread malicious programs or viruses, or conduct unauthorized detection, scanning, testing of the Letezdo system or network by Yourself, authorizing others or using third-party software to interfere with its normal operation;
(8) Provide programs and tools specifically designed for conducting activities that endanger network security, such as intruding into networks, interfering with their normal functions and protective measures, and stealing network data;
(9) Access public computer networks or other persons' computer systems without permission, and/or delete, modify or add the stored information therein;
(10) Tamper with TCP/IP packet names or partial names;
(11) Remove copyright information from the software;
(12) Engage in other acts not expressly authorized by the Company.
When using Letezdo, You shall comply with local laws and regulations and respect local ethics and customs. If Your acts violate local laws, regulations or ethics, You shall bear corresponding responsibilities on Your own.
You shall not use Letezdo to cause the Company to violate laws and regulations or involve the Company in political events or public affairs; otherwise, the Company has the right to suspend or terminate the provision of services to You.
In response to Your violation of this Agreement or other service terms, the Company has the right to take measures including but not limited to freezing Your account, restricting, suspending or terminating Your use of Letezdo, as appropriate. The Company will keep relevant records of suspected illegal acts and has the right to report to the relevant competent authorities in accordance with law, cooperate with the investigations of the relevant competent authorities, and report to public security organs.
If Your violation of this Agreement or other service terms leads to third-party complaints or lawsuits, You shall handle them on Your own and bear all legal liabilities arising therefrom. If the Company and its affiliates, controlling companies or successor companies make compensation to any third party or are subject to penalties by state organs due to Your illegal or breach of contract acts, You shall also fully compensate the Company and its affiliates, controlling companies and successor companies for all losses incurred thereby.
The Service, AI-generated original content, features and functions are the exclusive property of the Company and its licensors.
The Company is the intellectual property rights owner of Letezdo, and the relevant rights are protected by copyright law, trademark law and other laws. Without the written consent of the Company or the relevant legitimate right holders, You shall not exercise, use or transfer such intellectual property rights to any third party for any commercial or non-commercial purpose on Your own.
You understand and undertake that the texts contained in the documents shared on the platform and relevant social platforms during the use of Letezdo are created by Yourself or have been legally authorized by the original copyright owners. The intellectual property rights of any content uploaded, published or shared by You through Letezdo shall belong to You or the original copyright owners.
You shall not use the Company's trademarks, service marks, trade names, domain names, website names or other distinctive brand features in any way without authorization, including but not limited to the "Letezdo" logo (hereinafter referred to as the "Brand Logo").
Without the prior written consent of the Company, You shall not display, use or apply for the registration of trademarks, domain names, etc., individually or in combination with any of the foregoing brand features in any way, nor shall You engage in any act that expressly or impliedly entitles You to display, use or otherwise dispose of such marks.
If You cause losses to the Company or any other person by using the aforementioned trademarks or Brand Logo in violation of this Agreement, You shall bear full legal responsibilities.
If You are a copyright owner or an agent authorized by a copyright owner, and You believe that the content copied through the Service constitutes copyright infringement, You shall submit a written notice to the Company's copyright agent (sent to the email address: Letezdo@gmail.com) and include a detailed description of the alleged infringement in the notice.
Regardless of any losses You may suffer, the total liability of the Company and its suppliers under any provision of this Agreement, and Your exclusive remedy for all the foregoing matters, shall be limited to the amount actually paid by You through the Service.
To the maximum extent permitted by applicable law, under no circumstances shall the Company or its suppliers be liable for any special, incidental, indirect or consequential damages whatsoever, even if the Company or any supplier has been advised of the possibility of such damages, and even if the remedy fails of its essential purpose.
You understand and agree that the Company provides Letezdo Service to You only based on the existing technical conditions. The Company will make its best efforts to provide You with stable and secure services, but cannot foresee and prevent all technical or other risks, including but not limited to force majeure, network failures, viruses, Trojan horses, hacker attacks, system instability, government acts, third-party service defects, third-party websites and other risks that may lead to service interruption, data loss and failure to use Letezdo normally.
You understand and agree that to ensure the overall operation and security of the platform, the Company reserves the right to modify, interrupt, suspend or terminate Letezdo according to the scope of services and functions determined by itself.
To the maximum extent permitted by applicable law, the Company, on its own behalf and on behalf of its affiliates, licensors and service providers, expressly disclaims all warranties, whether express, implied, statutory or otherwise, with respect to the Service, including all implied warranties of merchantability, fitness for a particular purpose, title and non-infringement, and warranties that may arise from course of dealing, course of performance, usage or trade practice.
Without prejudice to the foregoing provisions, the Company makes no guarantee or commitment of any kind, nor any representation, including but not limited to that: the Service meets Your requirements, achieves any intended results, is compatible with or works normally with any other software, applications, systems or services, operates without interruption, meets any performance or reliability standards or is error-free, and any errors or defects can or will be corrected.
Without prejudice to the foregoing provisions, neither the Company nor any of its suppliers makes any express or implied representation or warranty regarding the following matters:
(i) the operation or availability of the Service, or the information, content, materials or products included therein;
(ii) the Service will operate without interruption or error;
(iii) the accuracy, reliability or timeliness of any information or content provided through the Service;
(iv) the Service, its servers, the content, and emails sent by or on behalf of the Company are free of viruses, scripts, Trojan horses, worms, malware, time bombs or other harmful components.
Some jurisdictions do not allow the exclusion of certain types of warranties or limitations on the statutory rights of consumers, so some or all of the above exclusions and limitations may not apply to You. In such cases, the exclusions and limitations set forth in this section shall be applied to the maximum extent enforceable under applicable law.
You understand and agree that the use of Letezdo may be affected by various factors, and the Company makes no guarantee, including but not limited to:
(1) Letezdo is fully suitable for Your use needs;
(2) Letezdo operates without interference, in a timely, safe, reliable and error-free manner; any products, services or other materials obtained by You through the Company meet Your expectations;
(3) There are no errors in Letezdo.
You understand and agree that force majeure events (force majeure refers to objective events that cannot be foreseen, overcome or avoided) may occur during the use of Letezdo, including but not limited to government acts, natural disasters (such as floods, earthquakes, typhoons, etc.), network failures, hacker attacks, wars or other similar events. In the event of force majeure, the Company will make its best efforts to carry out repairs promptly, but to the extent permitted by laws and regulations, it shall be exempted from liabilities for service suspension, termination or any losses caused by force majeure.
You have read, understood and agreed that the performance of this Agreement is based on compliance with national laws and regulations, maintenance of public order and good customs, and protection of the legitimate rights and interests of others. The Company will make judgments in accordance with relevant laws and regulations to the best of its ability.
Under no circumstances shall the Company be liable for any indirect, consequential, punitive, incidental, special or exemplary damages arising from Your use of Letezdo, including but not limited to personal injury, loss of profits or other economic losses. Regardless of the cause or mode of conduct, the total liability of the Company to You shall never exceed the total amount of fees paid by You to the Company for the use of Letezdo during Your membership period (if any).
To the extent permitted by law, the Company shall not be liable for service interruption or obstacles caused by the following reasons:
(1) Computer viruses, Trojan horses or other malicious programs, hacker attacks;
(2) Failures of the User's or the Company's computer software, systems, hardware and communication lines;
(3) Improper acts of the User or use of Letezdo in a manner not authorized by the Company;
(4) Outdated program versions, aging equipment and/or compatibility issues;
(5) Other circumstances beyond the Company's control or that cannot be reasonably foreseen.
You understand and agree that during the use of Letezdo, You may face risks arising from network information or other users' acts, and the Company shall not be responsible for the authenticity, applicability or legality of any information, nor for any damages caused to You as a result of information infringement. Such risks include but are not limited to:
(1) Information containing threatening, defamatory, offensive or illegal content posted by others, whether anonymous or not;
(2) Any psychological, physical or economic harm caused or likely to be caused by misleading, fraud or other misrepresentations by others;
(3) Other risks arising from network information or users' acts.
The Company's right to take measures against illegal content under this Agreement shall not constitute an obligation or commitment of the Company, and the Company cannot guarantee the timely detection of infringement acts or the taking of appropriate measures.
Under no circumstances shall You credulously believe others' requests for borrowing money, asking for passwords or other property-related information. When conducting property-related operations, You must verify the identity of the other party and always follow the anti-fraud tips issued by the Company (if any).
The formation, entry into force, performance, interpretation and dispute resolution of this Agreement shall be governed by the laws of the People's Republic of China. If any provision of this Agreement is invalid due to conflict with the laws of the People's Republic of China, it shall be reinterpreted as close as possible to the original intention of this Agreement, and the validity of other provisions of this Agreement shall remain in full force and effect.
If You have any questions or disputes about the Service, You agree to first seek informal resolution by negotiating with the Company.
You acknowledge that the Company has an interest in limiting the personal liability of its employees. You agree that You will not bring any personal claims against the Company's employees for any losses You suffer in connection with the Platform. Without prejudice to the foregoing, You agree that the warranty and liability limitation provisions set forth in this Agreement shall also protect the Company's employees, agents, subsidiaries, successors, assigns and subcontractors.
You and the Company agree that any arbitration shall be limited to the dispute between You and the Company individually. You agree that both You and the Company waive the right to participate as a plaintiff or a class member in any class action or representative proceeding. The arbitrator may not consolidate the claims of more than one User and may not preside over any form of class or representative proceedings.
The terms of this Agreement include the text of this Agreement and all privacy policies, other policies, rules, statements, notices, warnings, prompts and guidelines issued or to be issued by the Company in the future (hereinafter referred to as the "Rules"). The Company will publicize this Agreement and the Rules in a prominent manner for Your review. Once You start using Letezdo, You shall be deemed to be bound by this Agreement and the Rules. If any part of this Agreement is deemed illegal or invalid by a competent court, it shall not affect the validity of other parts.
To provide You with better services or to adapt to the requirements of national laws, regulations and policies, the Company reserves the right to amend this Agreement, and the amended Agreement shall form part of this Agreement. Before the amended Agreement takes effect, the Company will publish the updated content on the Letezdo platform through Website announcements or other appropriate means to remind You to review it, ensuring that You are informed of the latest version of this Agreement. You may also view the terms of this Agreement on the Website at any time. If You continue to use the Letezdo Service, You shall be deemed to have accepted the content of the amended Agreement.
If You have any objection to the content of the amended Agreement, please immediately stop logging in or using Letezdo. If You continue to log in or use the software and related services, You shall be deemed to have approved and accepted the content of the amended Agreement.
The headings in this Agreement are for ease of reading only and do not affect the meaning or interpretation of any provisions of this Agreement. You and the Company are independent entities, and under no circumstances shall this Agreement constitute any express or implied warranty of the Company to You, nor shall any agency, partnership, joint venture or employment relationship be established between the Parties.
If You have any questions, comments or suggestions about the content of this Agreement, You may contact us through the feedback function in Letezdo or by sending an email to Letezdo@gmail.com.