According to Weibo on the Caijingnet.com, public information shows that Bitmain Group's business can be divided into two parts: mining machine and AI. As of now, its AI department has not yet achieved considerable profit. In January of this year, Bitmain once again laid off layoffs, and the AI department was the hardest hit by this layoff. Since its establishment, the main profit point of Bitmain has been in the development and sale of mining machines and mining pool business, and the main currencies of all mining pools in Bitmain are BTC and BCH. In the recent litigation of Bitmain, what is reflected behind is that the huge market competition pressure that Bitmain faces.