Privacy Policy

Last updated: July 15, 2026

1. Introduction

Shijiazhuang Shilan Chemical Technology Co., Ltd. ("Shilan Chemical", "we", "us", "our") respects your privacy and is committed to protecting personal data you share with us through our website sdic-tcca.hbkaixuan.cn. This Privacy Policy explains what information we collect, how we use it, and your rights.

2. Data We Collect

We collect the following categories of information:

Contact information you provide voluntarily through inquiry forms: name, company, email address, phone number, country, product interest, and message content.
Technical data automatically collected: IP address (anonymized), browser type, device, operating system, referring URL, pages viewed, and time spent on pages.
Communication history: emails, WhatsApp messages, and phone call notes exchanged with our sales team.
Cookies and similar technologies: see our Cookie Notice for details.

3. How We Use Your Data

Respond to your product inquiries and quote requests.
Send you technical documentation (MSDS, COA, product specifications) you have requested.
Process and fulfill orders you place with us.
Analyze website traffic and improve user experience (via Google Analytics 4).
Comply with legal, tax, and regulatory obligations.
Send occasional product updates or industry news (only with your explicit consent — opt-out any time).

4. Legal Basis (GDPR / EU Visitors)

Contract performance: to respond to your inquiry or fulfill an order.
Legitimate interest: to analyze website performance and improve our service.
Consent: for marketing communications and non-essential cookies.
Legal obligation: to retain trade records per applicable law (typically 5-10 years).

5. Third-Party Services

We use the following third-party services that may process your data:

Google Analytics 4: anonymized usage statistics. See Google Privacy Policy.
Google Search Console / Bing Webmaster Tools: aggregated search performance data.
Alibaba Cloud: hosting infrastructure. Servers located in mainland China.
Alibaba.com Trade Assurance: for orders placed through Alibaba B2B platform.
Email service providers: for transactional and confirmation emails.
Payment processors: bank wire transfer, L/C-issuing banks; no card data stored by us.

6. Data Retention

We keep your data only as long as necessary:

Inquiry data: 3 years after last contact.
Customer transactional data: 10 years (per Chinese Accounting Law / your local equivalent).
Analytics data: 14 months (Google Analytics default).
Marketing consent records: until you opt out + 3 years for evidence purposes.

7. Data Security

Website served exclusively over HTTPS with HSTS enforced.
Inquiry form data encrypted in transit and at rest.
Access to customer records restricted to authorized sales staff.
Regular security audits and vulnerability patching.

8. International Data Transfers

Our servers are located in mainland China. If you access our website from the EU, USA, or other regions, your data will be transferred to China for processing. We rely on Standard Contractual Clauses (SCCs) for lawful international transfers where applicable.

9. Your Rights

You have the right to:

Access the personal data we hold about you.
Request correction of inaccurate data.
Request deletion (subject to legal retention requirements).
Object to processing based on legitimate interest.
Withdraw consent for marketing communications at any time.
Lodge a complaint with your local data protection authority.

To exercise these rights, email us at info@sdic-tcca.hbkaixuan.cn with subject "Privacy Request".

10. Children's Privacy

Our website is a B2B service for professional buyers and is not directed at children under 16. We do not knowingly collect data from minors.

11. Changes to This Policy

We may update this Privacy Policy from time to time. Material changes will be indicated by updating the "Last updated" date above. We encourage you to review this page periodically.

12. Contact Us

Shijiazhuang Shilan Chemical Technology Co., Ltd.
Email: info@sdic-tcca.hbkaixuan.cn
Phone / WhatsApp: +86 185-3334-5126
Address: Shijiazhuang City, Hebei Province, China
Website: sdic-tcca.hbkaixuan.cn