Contact Us
One email or one WhatsApp message is all it takes to start. Case enquiries, technical questions and factory visits all land with real people.
Case and sales enquiries
Email: [email protected] - general enquiries and case submission
Urgent / digital cases: [email protected]
Phone (call): +86 136 8300 3447 · WhatsApp: +86 136 8300 3447 · Digital case line: +86 136 8300 3447
Laboratory addresses
China laboratory: 7B1/7/F, Building 2, Xunyan Technology Park, Fuyong Town, Bao'an District, Shenzhen, China
United States: Fountain Valley, CA - client service and correspondence office
Production facilities: Shenzhen and Huizhou, China - visits by appointment
Working hours & time zones
We keep working hours that overlap with European and US business days, and every account gets a named coordinator who answers technical questions in writing. Video case reviews and factory tours (including video audits) by appointment.
Related pages
Get Quote · Start Your First Case
Ready to send your first case?
Request the price list or tell us about your first case - a named coordinator replies with the next step, not a sales script.
Get QuoteStart Your First Case