Privacy Policy

1. Scope and controller identity

This policy applies to the ChemBuyGuide website, accounts, structure search, supplier directory, inquiries, and related online services. The responsible operator is 实际注册公司全称.

• Contact address: 实际注册地址或运营地址
• Privacy request email: [email protected]
• Organizations submitting another person’s contact details must have appropriate authority and provide any required notice.

2. Data we process and its sources

• Account and identity data, including name, business email, organization, credentials, and verification status.
• Business data, including searches, inquiries, contact forms, supplier interactions, and files or messages you submit.
• Essential technical data used for security, request integrity, compatibility, and service operation.
• Consent-based analytics limited to query-free page paths, page titles, referrer origin, language, and pseudonymous visit identifiers.
• Data may come from you, your organization, suppliers, lawful public sources, or contracted service providers.

3. Purposes, legal bases, and choices

• We process data to create accounts, deliver services, handle inquiries, provide support, and send necessary service notices.
• We also process data to meet legal obligations, protect accounts, prevent fraud, and secure the platform.
• Depending on applicable law, processing relies on contract, legal obligation, legitimate security interests, or consent.
• Analytics is optional and off by default. Rejecting or withdrawing analytics does not limit sign-in, search, or inquiry features.
• Marketing, sensitive data, regulated international transfers, or other activities requiring specific consent are presented separately.

4. Cookies and analytics

• Essential cookies support language, sign-in, security, and recording privacy choices. See the Cookie Policy for names and durations.
• Before consent, or after selecting Essential Only, we do not send first-party page analytics or load Google Analytics.
• Analytics removes URL queries and fragments so OAuth codes, password-reset parameters, and email-verification parameters are not recorded.
• You may withdraw through Cookie Settings in the footer at any time.

5. Processors, sharing, and international transfers

• We use limited providers for hosting, email, support, security, and analytics under purpose and security restrictions.
• Google Analytics loads only when configured and consented to, including for visitors in mainland China.
• Regulated international transfers are subject to required assessments, contractual safeguards, certifications, and separate consent where applicable.
• We do not sell personal data or disclose it to unrelated parties except for authorized corporate transactions, legal duties, or rights protection.

6. Retention and security

• Account data is retained until account closure and expiry of related legal obligations. Inquiry, contract, and transaction data follows performance, audit, and statutory periods.
• Raw visit analytics is retained for no more than 6 months. Aggregated data that cannot reasonably be linked to an individual may be kept longer.
• We use access controls, encryption in transit, permission separation, audit logs, and backup and recovery measures.
• We notify affected people and regulators of qualifying security incidents as required by law.

7. Your rights and request process

• Depending on applicable law, you may request access, a copy, correction, deletion, restriction, consent withdrawal, or account closure.
• Send requests to [email protected]. We may verify identity and authority before disclosing or changing data.
• We respond within the legally required period and explain denials and available complaint routes.
• Deletion may be limited by contract, tax, dispute, security, or mandatory retention obligations.

8. Children, updates, and complaints

• The service is designed for business and institutional professionals and is not directed to children.
• Material changes are notified through the service, email, or renewed consent. Prior versions should remain available.
• You may complain to us first and may also contact a competent privacy or data-protection authority.