CONTACT
Contact
CONTACT · SHENZHEN
Submit inquiries and custom requests via the form — answered within 4 working hours — or reach us directly by phone or email.
Ways to reach us
Phone and WeChat are fastest; email works best for documents and specifications.
- Send email
Sales / inquiries
sales@quantusteck.com - Send email
Technical support
support@quantusteck.com Hours
Mon–Fri 9:00–18:00 (Beijing time)
How we respond
- Quotes within 4 working hours; custom requests get an engineer within one working day
- Quotes depend on quantity, customisation and certification; validity is stated on the quotation
- Your details are used only for this conversation — never transferred abroad or sold
Submit a request
Leave your request
Any one of phone / WeChat / email plus a one-line request is enough. We reply within 4 working hours; custom requests get an engineer within one working day.