PRIVACY & DATA USE
Privacy Notice
Effective 1 August 2026Information we collect
When you submit an inquiry, we may collect your name or company, WhatsApp number, email, requested product, destination, requirements, page URL and campaign parameters included in the link.
Why we use it
We use this information to answer your request, recommend a configuration, prepare a quotation, coordinate export services, protect the website from abuse and understand which marketing sources produce useful business inquiries.
Sharing and retention
Information is available only to authorized WANGZHENG personnel and service providers needed to operate the website or respond to the inquiry. We do not sell inquiry information. We keep records only as long as reasonably needed for sales follow-up, legal obligations and business security.
Your choices
You may ask us to correct or delete your inquiry information, or ask us to stop follow-up communication. Contact us through the WhatsApp number shown on this website and identify the inquiry details needed to locate your record.
International communication
WANGZHENG operates from China and serves global buyers. By submitting an inquiry, you understand that your information may be processed in China for the purposes described above.
Security
We use access controls, restricted administration, encrypted website transport and reasonable operational safeguards. No internet transmission or storage method can be guaranteed completely secure.
Updates
We may update this notice when the website, legal requirements or data practices change. The effective date above identifies the current version.

