What are the companies that produce virtual currency in the blockchain?

At present, the well-known virtual currencies using blockchain technology are Bitcoin and Ethereum, as well as some virtual currencies such as Litecoin, dogecoin, Yuanbao Coin and Diandian Coin.

Blockchain technology is very important for virtual currency. As far as enterprises are concerned, Tang Yingzhong Chuang is one of the companies that use blockchain technology to manufacture virtual currency and develop trading systems. Blockchain technology is more reliable when it is not fully mature.