About Us

Learn about Changé, the service provider, service scope, and contact details.

1. Company Information

Changé in Hong Kong is operated and provided by 基础科技（香港）有限公司 (Fundamental).

  • Company name: 基础科技（香港）有限公司 (Fundamental)
  • Company address: Unit 2962, 29th Floor, Infinitus Plaza, 199 Des Voeux Road Central, Sheung Wan, Hong Kong
  • Customer service hotline: +852-66415338
  • Contact email: service@fundamental.com.hk
  • Company website: https://fundamental.com.hk/

2. Our Service

Changé is an AI assistant service for knowledge work and workspace scenarios. It provides conversational AI assistance, file and material processing, content generation, space collaboration, history, organization permissions, and related subscription services.

We may offer free features as well as paid subscriptions, recurring subscriptions, one-time subscription periods, extra credit packages, personal or collaboration space quotas, and other services. Actual service content, prices, payment methods, benefit validity periods, and recurring billing arrangements are subject to the pages shown to you and the order you confirm.

3. Compliance and Territorial Restrictions

If you access or use the service from outside Hong Kong, you are responsible for ensuring compliance with all applicable local laws and regulations. We will not be liable for any violation of local laws or regulations arising from your use of the service outside Hong Kong.

Nothing contained in the service constitutes an offer, solicitation, or invitation to provide any product or service to any person who is not legally permitted to receive such information or use such product or service.

4. AI Output Notice

AI outputs are generated from model inference, user inputs, uploaded materials, and information available to the system. They may be inaccurate, incomplete, or outdated.

For legal, medical, investment, tax, audit, or other professional matters, please verify independently and consult qualified professionals. Changé should not be treated as a substitute for professional advice.

5. Contact Us

If you have questions about Changé, accounts, subscriptions, payments, privacy, content safety, or compliance matters, please contact us using the details below.

  • Customer service hotline: +852-66415338
  • Contact email: service@fundamental.com.hk
  • Company address: Unit 2962, 29th Floor, Infinitus Plaza, 199 Des Voeux Road Central, Sheung Wan, Hong Kong