Centering around “ANTMINER”, BITMAIN cooperates with excellent suppliers to supply buyers and copyright mining sector with hugely competitive services and products. Satisfying our consumers is vital to us and we are sorry our products didn’t fulfill your expectations. Beneath are the small print of our refund and return coverage on https://mylesdjogf.develop-blog.com/41593778/antminer-bitmain-t21-an-overview