Sales & technical inquiries: sales@topechltd.com
Quick chat & quotations: +86 177 8310 7268
Monday – Saturday, 9:00 – 18:00 (GMT+8).
Online inquiries are answered within 24 hours.
Factory-direct pricing · OEM / ODM customization · Worldwide shipping via DHL / FedEx / UPS and air / sea freight · 12-month warranty with lifetime technical support.
Product model or application, required standards (ASTM / GB / SH), quantity, destination port, and any voltage requirement (110 V / 220 V).