Bitmain

Bitmain Technologies is a Chinese semiconductor company that engages in the manufacturing of cryptocurrency mining hardware. The company is headquartered in Beijing, China and has research facilities in the US, Singapore and Hong Kong.

Bitmain has three main lines of products.
Antminer is a series of crypto mining devices with a 90-110 TH/s hashrate.
Antpool is a cryptocurrency mining platform where miners from all over the world can combine their computing power.
Artificial Intelligence products - сhips for AI purposes, including computing modules, computing boxes and hardware accelerators.

Bitmain is also involved in the development of City Brain and Computing Center technologies.