Centering close to “ANTMINER”, BITMAIN cooperates with great suppliers to supply shoppers and copyright mining market with really competitive services and products. A 180-working day guarantee period is supplied starting from the transport date. NiceAsicMiner will deal with delivery charges when shipping and delivery a replacement device within the warranty https://arthurknqxj.ambien-blog.com/40984476/a-review-of-bitmain-antminer-s21