The standard of support Here's fantastic. My get was processed promptly, along with the delivery arrived punctually. Almost everything was accurately as marketed. Enjoyable our customers is vital to us and we've been sorry our solution didn’t fulfill your expectations. Below are the small print of our refund and return https://bitmainantminers21exphydr31661.onesmablog.com/new-step-by-step-map-for-antminer-bitmain-t21-75225975