To meet the customers' over-expected pleasure , now we have our potent staff to offer our greatest general service which includes internet marketing, sales, planning, output, quality controlling, packing, warehousing and logistics for M30S 100th/s, alibaba antminer , Antminer Bitmain , M21s 50t ,S19j Pro 104t . We believe that in good quality more than quantity. Before export of the hair there is strict top quality control check during treatment as per international good quality standards. The product will supply to all over the world, such as Europe, America, Australia,Thailand, Australia,British, Tajikistan.Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements. We are looking forward to cooperating with friends from all over the world.