Privacy Policy

1. Introduction

Chembull.com (the "Platform"), operated by Ningbo Zhidian Information Technology Co., Ltd. ("Chembull", "we", "us"), is a B2B e-commerce platform dedicated to the global plastics industry. This Privacy Policy explains what information we collect when you visit our website, create an account, submit inquiries or requests for quotation, or otherwise use our services, and how we use, share, and protect that information.

2. Information We Collect

• Account information — name, company name, business email, phone number, country/region, and other details you provide when registering or completing your profile.
• Business inquiry data — product grades, quantities, specifications, destination ports, and other requirements you submit through ChemAI, Get a Quote, or inquiry forms.
• Usage data — pages visited, search queries, filters applied, device and browser information, IP address, and access timestamps, collected automatically.
• Cookies — small data files used to keep you signed in, remember preferences, and analyze site traffic.

3. How We Use Your Information

• To match your inquiries with suitable products, grades, and suppliers, and to prepare quotations.
• To create and manage your account and provide customer support.
• To improve search relevance, recommendations, and platform functionality.
• To send service notices and, with your consent, market updates or promotional communications.
• To comply with legal obligations and protect the security of the Platform.

4. How We Share Information

We do not sell your personal information. We may share it only in these circumstances:

• With suppliers or logistics partners — to the extent necessary to respond to your inquiry, prepare a quotation, or fulfill an order you choose to place.
• With service providers — hosting, analytics, and communication vendors bound by confidentiality obligations.
• For legal reasons — where required by law, regulation, or competent authority, or to protect our rights and users.

5. Data Retention and Security

We retain your information for as long as your account is active or as needed to provide services and comply with legal obligations. We apply administrative, technical, and physical safeguards — including access controls and encrypted transmission — to protect your information. No method of transmission over the Internet is completely secure, and we cannot guarantee absolute security.

6. International Transfers

As a global platform, your information may be processed in China and other countries where we or our service providers operate. We take measures to ensure such transfers comply with applicable data protection laws.

7. Your Rights

Depending on your jurisdiction, you may have the right to access, correct, or delete your personal information, to object to or restrict certain processing, and to withdraw consent for marketing communications at any time. To exercise these rights, contact us at .

8. Third-Party Links and Content

The Platform indexes and displays supplier, brand, and product-grade information from third parties for industry reference, and may link to third-party websites. We are not responsible for the privacy practices or content of those third parties.

9. Changes to This Policy

We may update this Privacy Policy from time to time. The revised version will be posted on this page with an updated date, and material changes will be notified where appropriate.

10. Contact Us

If you have any questions about this Privacy Policy or our data practices, please contact us at .