ChainCatcher message, according to the lawsuit documents against Binance disclosed by the SEC, the actual owner of Binance's main market maker Sigma Chain is Zhao Changpeng, and it is operated by several Binance employees, with Binance's logistics manager also serving as the president of Sigma Chain.After the launch of the Binance.US platform, Sigma Chain became one of its first market makers. In addition, since the Binance.US platform began offering clients over-the-counter (OTC) trading and its conversion trading and one-click buy-sell (OCBS) services, Sigma Chain has been the trading counterparty for Binance.US platform clients, sometimes even the only counterparty. (source link)