مقالات فنية وأسئلة شائعة

Please provide a complete drawing (including material, heat treatment, surface treatment and geometric tolerance requirements), plus a physical sample or clear photos if available, so we can assess accurately.

We keep stock for common specifications for faster dispatch. Lead times for custom parts depend on process complexity — please indicate your required date in the enquiry and we will provide a clear production schedule.

Yes. We are familiar with export declaration procedures and already ship to over 40 countries and regions. We can arrange courier, air or sea freight as required and provide the necessary documentation.

Yes. Material certificates and factory inspection records are available for standard products, and third-party reports such as ROHS 2.0 test reports can be provided on request.

Reach us by phone at +86 130 9310 1008 or +86 510 8460 1355, by email at zougn@qq.com, or simply submit the enquiry form on this site and we will respond promptly.