Privacy Policy.

Xi'an Yusail Biotechnology Co., Ltd.(“Yusail”, “we”, “us”, or “our”) operates the website yusail.com. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you visit our website or submit an inquiry.

1. Information We Collect

We collect information you voluntarily provide when you:

• Submit a product inquiry or quote request
• Contact us via the contact form or email
• Subscribe to our updates

This may include your name, email address, phone number, company name, country, and the content of your message.

We may also automatically collect non-personal data such as browser type, pages visited, and referring URLs through cookies and analytics tools (e.g., Google Analytics), solely to improve our website experience.

2. How We Use Your Information

• To respond to your inquiries and provide product quotes
• To send you requested product information, certificates, or samples
• To improve our website and services
• To comply with legal obligations

We do not sell, rent, or trade your personal information to third parties for their marketing purposes.

3. Data Sharing

We may share your data with trusted service providers who assist in operating our website and business, including:

• Resend — transactional email delivery
• Supabase — database hosting
• Cloudflare — security and performance (CAPTCHA verification)

These providers process information for the services they provide to us, subject to their applicable terms and our service arrangements.

4. Cookies

We use essential cookies required for the website to function, and optional analytics cookies to understand how visitors interact with our site. You can opt out of analytics cookies through the Cookie preferences control in the site footer or through your browser settings. We do not use advertising cookies on this website.

5. Data Retention

We retain inquiry data only for as long as needed to respond to and manage the business inquiry, or where record-keeping is required for legal or operational purposes. A deletion request is evaluated under applicable law and relevant business record obligations.

6. Your Rights

Depending on your location, you may have the right to:

• Access — request a copy of your personal data
• Rectification — correct inaccurate data
• Erasure — request deletion of your data (“right to be forgotten”)
• Portability — receive your data in a machine-readable format
• Objection — object to certain types of processing
• Withdrawal — withdraw consent at any time (where processing is based on consent)

Available rights depend on the law that applies to you and to the processing. Contact us to request access, correction, deletion, or another applicable privacy right; we may need to verify your request.

7. International Data Transfers

Our servers and service providers may be located outside your country of residence. Information may therefore be processed in another country in order to operate the website and respond to your inquiry. Applicable safeguards and legal requirements depend on the provider and processing involved.

8. Security

We use technical and organizational measures intended to protect inquiry information, including encrypted transport and access controls. No internet transmission or storage system can be guaranteed completely secure.

9. Children's Privacy

Our website is intended for business professionals and is not directed at anyone under the age of 18. We do not knowingly collect data from minors.

10. Changes to This Policy

We may update this policy periodically. Changes will be posted on this page with an updated “Last updated” date. Continued use of our website after changes constitutes acceptance of the revised policy.

11. Contact Us

For privacy-related requests or questions, please contact us at:

Xi'an Yusail Biotechnology Co., Ltd.
Xi'an, China
Email: [email protected]