Privacy Policy

Last updated: July 16, 2026

1. Introduction

Shenyang Jingyuan Membrane Systems Co., Ltd. ("Jingyuan", "we", "us") respects your privacy. This policy explains how we collect, use, and protect your personal data when you visit our website www.jingyuan.hk.

2. Data We Collect

When you submit an inquiry through our contact form, we collect:

• Name and company name — to identify and address you
• Email address — to respond to your inquiry
• Phone number (optional) — for faster communication
• Technical requirements — fluid type, flow rate, cleanliness target, application scenario, and message details to provide an accurate quotation

We also collect anonymous analytics data (page views, visitor location, device type) via Google Tag Manager and Google Analytics 4.

3. How We Use Your Data

• To respond to your inquiry and provide quotations
• To send you product information and technical recommendations
• To improve our website content and user experience
• To analyze website traffic and marketing effectiveness

We do not sell, rent, or share your personal data with third parties for marketing purposes.

4. Data Storage and Transfer

Your inquiry data is transmitted via our internal API to our Feishu (Lark) messaging system for internal sales team review. Data may be stored on servers located in China. By submitting the form, you acknowledge that your data may be transferred to and processed in China.

If our notification service is unavailable, your data may be sent via email to cindy@jingyuan.hk as a backup and stored in our local server logs.

5. Cookies and Analytics

We use Google Tag Manager (GTM) and Google Analytics 4 (GA4) to collect anonymous usage data. These tools use cookies to track page views and user behavior. You can:

• Accept or decline cookies via our cookie consent banner
• Disable cookies in your browser settings
• Use browser incognito/private mode

Declining cookies will not prevent you from using our website or submitting inquiries.

6. Data Retention

Inquiry data is retained for 24 months after your last interaction, after which it is deleted from our active systems. Server log files are retained for 90 days for security and troubleshooting purposes.

7. Your Rights

Under applicable data protection laws (including GDPR and PIPL), you have the right to:

• Access — request a copy of your personal data we hold
• Correction — request correction of inaccurate data
• Deletion — request deletion of your personal data
• Objection — object to processing of your data
• Withdraw consent — withdraw consent for data processing at any time

To exercise these rights, contact us at info@jingyuan.hk.

8. Security Measures

We implement appropriate technical and organizational measures to protect your data, including:

• HTTPS encryption for all data transmission
• HSTS, CSP, and other security headers
• IP-based rate limiting on form submissions
• Honeypot anti-spam protection
• Access control on internal systems

9. Third-Party Links

Our website may contain links to third-party websites (LinkedIn, YouTube, Google Maps, WhatsApp). We are not responsible for the privacy practices of these sites. Please review their privacy policies separately.

10. Changes to This Policy

We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated date. We encourage you to review this page periodically.