Visit tainghephiendich.com and you will forget the worry of buying fake or poor-quality goods. We commit that all products are 100% genuine multi-network, with a 1-2 year warranty nationwide.

Where is the warranty address?

Our products are all in their original sealed boxes, with user manuals and genuine warranty cards. With this card, you can take it to any official store nationwide for warranty service, with a one-for-one exchange.
Warranty conditions

• 12-month warranty period
• Your product has a genuine warranty card
• Your product is damaged due to manufacturer's defect

Cases not covered by warranty

• Replacement of cracked, worn, scratched, peeled, discolored, or stained parts during use, such as the casing of USBs, Modems, and accompanying accessories
• Customers use USBs, modems, not according to the regulations in the accompanying user manual or use accessories not provided by the manufacturer
• The product has had its original manufacturer's software version altered
• The product has lost its seal, screws, components, or has had them replaced with different components.