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Privacy policy

Privacy policy

Jiuzhou Tongda Chemical Trading (Beijing) Co., Ltd. (“we”, “us”, or “our”) operates the website tongdapu.com (the “Site”). This Privacy Policy explains how we collect, use, disclose, and safeguard your personal information when you visit our website.

1. Information We Collect

1.1 Automatically Collected Data

When you browse our Site, our server automatically collects non-personal information, including:
  • Browser type, device model, operating system
  • IP address, access time, page browsing records
  • Click paths, page stay duration, and access source links
     

    This data is used only for website operation statistics, traffic analysis, and troubleshooting.

1.2 Voluntarily Submitted Personal Data

We only collect personal information you actively submit via contact forms, inquiry forms, email or online consultation, including:
  • Full name, company name, job position
  • Email address, phone number
  • Inquired product information and demand description
     

    We will not actively collect sensitive personal information such as ID numbers, bank information, residential addresses unless you voluntarily provide them for formal business cooperation.

2. How We Use Your Information

We use collected information for the following legitimate business purposes only:
  1. Respond to your product inquiries, quotation requests, business consultation and after-sales communication
  2. Send product updates, industry newsletters and promotional information only with your explicit consent; you may unsubscribe at any time
  3. Optimize website structure, page content and user browsing experience
  4. Prevent malicious access, website abuse, fraud and security risks
  5. Comply with applicable local and international data protection laws and regulatory requirements
We will never sell, rent or trade your personal information to third parties for commercial marketing purposes without your written authorization.

3. Sharing & Disclosure of Your Data

We may disclose your personal data only under the following limited scenarios:
  1. Authorized Third-Party Service Providers: We may share necessary information with trusted service partners (website hosting, email delivery, logistics & freight, payment service providers) who assist us in business execution, and these partners are bound by strict data confidentiality agreements.
  2. Legal Compliance Requirements: We may disclose your information if required by court orders, government regulatory investigation, legal proceedings or mandatory legal obligations.
  3. Business Transfer: In case of company merger, acquisition or asset transfer, user data may be transferred as part of business assets, and you will be notified of relevant changes.
     

    We will not share your personal data with unrelated third-party advertising companies.

4. Cookies Policy

Our website uses cookies and similar tracking technologies to improve your browsing experience:
  • Necessary cookies: Required for normal website login, navigation and page function operation, cannot be disabled
  • Analytics cookies: Used to count website traffic and user behavior anonymously
     

    You can modify cookie acceptance settings at any time through your browser options, but disabling cookies may cause partial website functions to work abnormally.

5. Data Security Protection

We adopt industry-standard technical and administrative measures to protect your personal information from unauthorized access, leakage, alteration or destruction, including encrypted transmission, regular server security maintenance, access permission control for internal staff.

 

However, no internet transmission or electronic storage method can guarantee absolute 100% security, we cannot promise absolute security of data transmission.

6. Your Rights Regarding Personal Data

You have the following rights for your personal information we hold:
  1. Right to access: Request a copy of your personal data stored by us
  2. Right to correction: Request modification of inaccurate or incomplete personal information
  3. Right to deletion: Request us to erase your personal data under applicable conditions
  4. Right to withdraw consent: Revoke your marketing subscription consent at any time
  5. Right to data portability: Request structured export of your submitted information
     

    You may submit your data request via our official contact email. We will respond to your legitimate request within 30 working days.