ASIC miner M21S Bitcoin mining machine New Antminer Whatsminer M21S 50T-56T

Use Note:

Please do not disassemble the hash board by yourself. Disassembly and assembly may cause damage to your machine.

Shenzhen StepAhead is a high-tech enterprise, now mainly focusing on Mask making machines, different types of mask and related raw materials; also produce High-speed flying probe tester, Dedicated bare board tester, legend inkjet printer and AOI. We are a comprehensive manufacturer integrating the upstream and downstream industries of mask supplies. StepAhead aims to provide one-stop solutions for mask factories and mask distributors. Our technician team is experienced experts in the industry, and the company has obtained more than 30 patents, and become a national high-tech enterprise. 

Shenzhen StepAhead has found in Shenzhen for over a decade, our mask machines, mask related materials and masks have sold all around the world, including the USA, Korea, Japan, France, German, Vietnam, Morocco, Brazil, etc.

Since 2020, with the recognized and supported by many customers, StepAhead’s Mask Machines Department accounts for over 50 machines for the monthly sales volume. For after-sales，StepAhead adopts the one-to-one technical guidance, 24 hours online, 8 hours response services plan, to maximize the stability of the customer's machine operation.

The StepAhead Mask Department and the Raw Materials Department are establishing distribution networks and warehouses around the world to reduce transportation costs, and allow our products to be delivered to consumers as quickly as possible.

We are always Keeping our Step ahead.