Sales email
For quotes, samples and distributor inquiries.
sales@chointech.comEmail salesContact Sales
Start with the right request.
Choose a request path, share the product and project details, then CHOIN can route the inquiry to sales, sample review, channel cooperation, or technical support.
Portable, desktop, embedded and kiosk printing
Inquiry Form
Send your request
A short structured form keeps the first contact clear without making the buyer read a long contact page.
Contact channels
Use the inquiry form as the main path. Email and WhatsApp Business are supporting channels for follow-up.
Sales and support
Technical support
For drivers, SDK, manuals and integration questions.
technicalsupport@chointech.comEmail supportWhatsApp Business
For quick follow-up after sharing your product model, market and application needs.
+86 138 0000 0000Chat on WhatsAppCompany address
Office address for company verification and business correspondence.
Building 11, Cuihu Science Park, 1 Gaolizhang Road, Haidian District, Beijing, China (Mainland)View addressBusiness hours
Our team replies during Beijing business hours and follows up by email when time zones differ.
Mon-Fri, 9:00-18:00 GMT+8Response time