Privacy Policy

Last updated: July 2026

Who We Are

This website is https://paperbagline.com, operated by Zhejiang Zhengwei Machinery Co., Ltd. (“ZHENGWEI”, “we”, “us” or “our”).
Address: No. 515 Linhu Road, Shangwang Street, Ruian, Wenzhou, Zhejiang, China
Contact email: sales@paperbagline.com

What Data We Collect

Data you provide voluntarily

When you fill in the contact form on this site, we collect:

  • First and last name
  • Email address
  • Phone number (if provided)
  • Company name (if provided)
  • The content of your message

This data is collected solely to respond to your business inquiries (quotations, technical information, free samples).

Data collected automatically

When you visit our site, we automatically collect:

  • IP address (anonymized)
  • Browser type and operating system
  • Pages visited and duration of the visit
  • Country of origin

This data is collected through Google Analytics 4 for statistical purposes and to improve the browsing experience.

Cookies

Our site uses the following cookies:

  • Technical cookies (necessary): for the operation of the site and session management.
  • Analytics cookies (Google Analytics): to analyze site traffic in aggregated and anonymous form. These are set only after you give your consent via our cookie banner.
  • Third-party cookies (WhatsApp widget): for the operation of the WhatsApp contact button.

You can manage your cookie preferences at any time through our cookie banner or via your browser settings. For more details, please see our Cookie Policy.

Legal Basis for Processing

We process your personal data on the basis of:

  • Consent (Art. 6(1)(a) GDPR): when you fill in the contact form and when you accept analytics cookies.
  • Legitimate interest (Art. 6(1)(f) GDPR): for the operation and security of the website.

How We Use Your Data

The data collected is used exclusively to:

  • Respond to your requests for information and quotations
  • Send requested technical documentation
  • Perform anonymous statistical analysis of site traffic
  • Improve the user experience

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

Data Sharing

Your data may be shared with:

Data Transfers Outside the EU

As our company is based in China, personal data submitted through the contact form is transferred outside the European Economic Area. We adopt appropriate security measures to protect your data during transfer, including SSL/TLS encryption for all communications.

Data Retention

  • Contact form data: kept for a maximum of 24 months from the date of submission, unless needed longer for the performance of a contract.
  • Analytics data (Google Analytics): kept for 14 months, in anonymous and aggregated form.

Your Rights (GDPR)

In accordance with Regulation (EU) 2016/679 (GDPR), you have the right to:

  • Access: request a copy of the personal data we hold about you.
  • Rectification: request the correction of inaccurate or incomplete data.
  • Erasure: request the deletion of your personal data (“right to be forgotten”).
  • Restriction: request the restriction of the processing of your data.
  • Portability: receive your data in a structured, machine-readable format.
  • Objection: object to the processing of your data on legitimate grounds.
  • Withdrawal of consent: withdraw your consent at any time, without affecting the lawfulness of processing based on consent given before the withdrawal.

To exercise your rights, you can contact us at: sales@paperbagline.com

Complaints

You have the right to lodge a complaint with the competent supervisory authority in your country of residence within the European Union.

Security

We adopt appropriate technical and organizational security measures to protect your personal data from unauthorized access, loss, or destruction. Our site uses SSL encryption (HTTPS) to protect all communications.

Embedded Content from Other Websites

Pages on this site may include embedded content (e.g. videos, images, articles, etc.). Embedded content from other websites behaves exactly as if the visitor had visited the other website. These sites may collect data about you, use cookies, and monitor your interaction with the embedded content.

Changes to This Policy

We reserve the right to update this privacy policy at any time. The date of the last update is indicated at the top of this page.

Contact

For any questions regarding this policy, you can contact us:

China Office:

  • Email: sales@paperbagline.com
  • Tel/WhatsApp: +86 153 5621 5089
  • Contact person: Michelle Zhang — Sales Manager