Terms of Service

Last updated: June 8, 2026

1. Acceptance of Terms

By accessing or using duban.app (“the Service”), you agree to be bound by these Terms of Service. If you do not agree to these terms, please do not use the Service. We reserve the right to update or modify these terms at any time without prior notice. Your continued use of the Service after any changes constitutes acceptance of the revised terms.

2. Description of Service

duban.app provides an AI-powered task management and document optimization platform designed to assist with supervision tracking, meeting minutes processing, and formal document polishing. The Service is offered on a subscription or pay-per-use basis, and certain features may require the purchase of system credits or a Pro membership.

3. User Accounts

You are responsible for maintaining the confidentiality of your account credentials and for all activities that occur under your account. You must provide accurate and complete registration information. We reserve the right to suspend or terminate accounts that violate these terms or engage in fraudulent activity.

4. Acceptable Use

You agree not to:

  • Use the Service for any illegal purpose or in violation of any applicable laws or regulations.
  • Upload, transmit, or process any content that is unlawful, defamatory, obscene, or infringes upon the intellectual property rights of others.
  • Attempt to reverse-engineer, decompile, or otherwise access the underlying source code or algorithms of the Service.
  • Interfere with or disrupt the integrity, performance, or security of the Service or its underlying infrastructure.
  • Use automated means (bots, scrapers, or scripts) to access or extract data from the Service without prior written consent.

5. User Responsibilities

You are solely responsible for the content you upload, input, or generate using the Service. You represent and warrant that you have all necessary rights, licenses, and permissions to use any materials you submit. You agree to indemnify and hold harmless duban.app, its operators, and affiliates from any claims arising from your use of the Service or violation of these terms.

6. Intellectual Property

All trademarks, logos, software, and original content comprising the Service are the exclusive property of duban.app or its licensors. You are granted a limited, non-exclusive, non-transferable license to use the Service for its intended purpose. This license does not grant you any ownership rights in the Service.

7. Payment and Refunds

All payments are processed securely through third-party payment gateways (including but not limited to Creem and Stripe). Subscription fees are billed in advance on a recurring basis as specified at the time of purchase. All sales are final, and we do not offer refunds unless required by applicable law or at our sole discretion. System credits are non-refundable and non-transferable.

8. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SERVICE IS PROVIDED “AS IS” AND “AS AVAILABLE” WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED. IN NO EVENT SHALL DUBAN.APP, ITS OPERATORS, OR AFFILIATES BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES ARISING OUT OF OR RELATED TO YOUR USE OF THE SERVICE, INCLUDING BUT NOT LIMITED TO LOSS OF PROFITS, DATA, OR BUSINESS OPPORTUNITIES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. OUR TOTAL LIABILITY SHALL NOT EXCEED THE AMOUNT YOU HAVE PAID TO US IN THE TWELVE (12) MONTHS PRECEDING THE CLAIM.

9. Termination

We may terminate or suspend your access to the Service at any time, with or without cause, and with or without notice. Upon termination, your right to use the Service will immediately cease. Provisions that by their nature should survive termination shall survive, including ownership provisions, warranty disclaimers, and limitations of liability.

10. Governing Law

These Terms shall be governed by and construed in accordance with the laws of the Hong Kong Special Administrative Region, without regard to its conflict of law provisions. Any disputes arising from these Terms shall be resolved exclusively through binding arbitration in Hong Kong.

11. Contact Information

For questions about these Terms of Service, please contact us at valuejunlabs@gmail.com.