Last Updated: June 3, 2026
1. Overview
This Privacy Policy applies to all services provided by Hengchang chair (“we”, “us”, “our”), including our website, mobile applications and related online services (the “Services”). It explains how we collect, use, store and protect your personal data, as well as your privacy rights.
By using our Services, you agree to this Policy. If you do not accept these terms, please discontinue use of our Services immediately.
2. Data We Collect
We only collect necessary personal data in compliance with applicable laws. The data we collect falls into three categories:
2.1 Information You Provide
Voluntarily submitted data during registration, service use and communication, including your name, contact details, account information, service feedback and relevant transaction information (if applicable).
2.2 Automatically Collected Data
We automatically collect device information, IP address, access logs, browsing records and cookie data to support service operation and user experience optimization.
2.3 Third-Party Data
We may obtain your public profile data from authorized third-party login platforms, with your explicit consent.
3. How We Use Your Data
We use your personal data solely for the following legitimate purposes:
- To provide, maintain and update our core Services;
- To verify user identity and ensure service security;
- To optimize service functions and deliver personalized experience;
- To send service notifications and respond to your inquiries;
- To conduct anonymous data analysis for service improvement;
- To fulfill legal and regulatory obligations.
4. Data Sharing & Disclosure
We will never sell or rent your personal data without your explicit consent. We may share your data only in the following cases:
- With your explicit authorization or request;
- With trusted third-party service providers who assist our business operation, under strict confidentiality agreements;
- As required by laws, judicial orders or government regulatory requirements;
- In the event of corporate merger, acquisition or asset transfer, with continuous data protection obligations imposed on successors.
5. Data Retention
We retain your personal data only for the period necessary to fulfill the collection purposes or as required by law. After the data is no longer needed, we will securely delete or anonymize your data. Data required for legal retention will be isolated and protected from unauthorized use.
6. Your Rights
Subject to applicable laws (GDPR, CCPA and other local regulations), you have the right to access, correct, delete your personal data, restrict data processing, withdraw consent, request data portability and lodge complaints against privacy infringements. You may contact us via the below channels to exercise your rights.
7. Cookies & Tracking Technologies
We use cookies and similar tools to optimize your service experience and analyze service operation. You may disable cookies via browser settings, which may affect partial service functions but will not block basic access.
8. Minors Protection
Our Services are intended for general users. Minors under 18 shall use our Services with guardian consent and supervision. We will promptly delete any unauthorized minor personal data collected accidentally.
9. Data Security
We adopt industry-standard technical and managerial measures to protect your personal data from unauthorized access, leakage, tampering and loss. We maintain internal access control and confidentiality management mechanisms, and will take immediate remedial actions and official notifications in case of data security incidents.
10. Third-Party Services
Our Services may contain third-party links. This Policy does not apply to third-party platforms. We are not responsible for their data processing and privacy practices.
11. Policy Updates
We may update this Policy occasionally due to business or legal changes. The updated version will be published on our official channels with a revised date. Your continued use of Services constitutes acceptance of the updated Policy.
12. Contact & Governing Law
For privacy-related inquiries, please contact us.
This Policy is governed by the laws of [Jurisdiction]. Disputes shall be settled through negotiation or local competent court judgment.