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Full 1-year Warranty
With all our products manufactured to the highest quality standards we are confident that you will enjoy years of excellence.  However, occasionally even the best quality products can sometimes go wrong . That is why at JA CORP., we offer all our customers a 12 months Warranty against product quality failure.
If your usb modem within its guarantee period we will arrange for replacement to you within 1 week. You can return us with the RMA no. If out of guarantee period, we will offer our repair service to you, charge with very reasonable repair fee.


Delivery Guarantee :

  • 1,Orders will be shipped out within 1-3days normally after receipt of payment.
  • 2,Delivery may be delayed during Christmas, Chinese new year, and other holidays. We will try our best to ship out as early as possible.
  • 3,Tracking no. & shipping documents will be sent to customer within 1 business day after delivery.

Our Hot line: 00852 65221316

JA CORP. Guarantee also covers:

1,All our products are brand new and original, 100% trustful
2,We do not sell second hand or refurbished modems, do not cheat any one of our customer
3,We have after-sale service , all your questions will be replied within 2 business days
4,We contact our customer once a week either by email or phone to check if they need our further assistance.
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