Privacy Policy

Effective Date: September 22, 2025

Welcome to CholineBio (“we,” “our,” “us”). We are committed to protecting your personal information and ensuring transparency regarding how we collect, use, store, and share data when you visit / or engage with our business services.

1. Data Controller

This website is operated by:

Company Name: Dinweys (Export Sales Company)
Website:
Email: [email protected]

If you are located in the EU/EEA, Dinweys acts as the data controller for your personal data.

2. Information We Collect

We may collect the following types of information:

A. Information You Provide

Examples include:

  • Name
  • Email address
  • Phone number
  • Company name and job position
  • Address
  • Business inquiries, RFQs, order-related details
  • Login credentials (if you create an account)

B. Automatically Collected Data

Collected through cookies and analytics tools:

  • IP address
  • Browser type and operating system
  • Device information
  • Pages viewed and time spent
  • Referring URLs
  • General usage and interaction data

C. Information from Third Parties

We may receive information from:

  • B2B marketplaces (e.g., Alibaba, Made-in-China), if you contact us there
  • Social media platforms
  • Logistics or payment service providers you authorize

3. How We Use Your Information

We may use your information for:

  • Responding to RFQs, inquiries, and customer service requests
  • Processing orders and providing services
  • Improving website functionality and user experience
  • Sending updates, business information, or marketing communications (where legally permitted)
  • Verifying identity and preventing fraud
  • Complying with legal obligations

We always process data based on a lawful basis (e.g., legitimate interest, consent, or contract performance).

4. Sharing Your Information

We do not sell your personal data. We may share information only in the following cases:

  • Service Providers (hosting providers, IT security, logistics, email service providers, analytics)
  • Legal Compliance (government requests, legal proceedings, regulatory requirements)
  • Business Transfers (merger, acquisition, restructuring)

All service providers are required to protect your information under contractual agreements.

5. Cookies & Tracking Technologies

We use cookies and related technologies to:

  • Improve website performance
  • Save your browsing preferences
  • Analyze traffic and user behaviors
  • Support marketing and remarketing campaigns

You may disable cookies via your browser settings, but some features may not function properly.

A full Cookie Policy can also be added if needed.

6. Data Security

We implement reasonable technical and organizational measures, including:

  • SSL/HTTPS encryption
  • Limited access control to stored data
  • Secure hosting and regular system monitoring
  • Periodic security assessments

While we strive to protect your data, no method of internet transmission is 100% secure.

7. Data Retention

We retain personal data only for as long as necessary to fulfill:

  • Business purposes
  • Customer support
  • Contract obligations
  • Legal and regulatory requirements

Afterward, we delete or anonymize the data securely.

8. Your Rights

Depending on your jurisdiction (GDPR, CCPA, etc.), you may have the right to:

  • Access your personal information
  • Correct or update your data
  • Request deletion (“right to be forgotten”)
  • Restrict or object to processing
  • Withdraw consent
  • Data portability
  • Opt out of marketing communications

To exercise these rights:
📧 [email protected]

9. Children’s Privacy

Our website and services are not intended for individuals under 13 years old.
We do not knowingly collect personal information from children.

10. International Data Transfers

Since we serve global customers, your information may be processed outside your country.
We ensure appropriate safeguards are applied, such as:

  • Standard Contractual Clauses (SCCs)
  • Secure international hosting environments
  • Compliance with international data-transfer regulations

11. Changes to This Policy

We may update this Privacy Policy when necessary for legal, technical, or business reasons.
Changes will be posted on this page with the updated Effective Date. For major changes, we may also notify you via email or website alerts.

12. Contact Us

If you have questions about this Privacy Policy or your data rights, please contact:

Email: [email protected]
Website: