The Chinese Secret Society is a term used to refer to three distinct organizations: the Tong, the TRIAD, and the Hui. The Tong is a Chinese organization that was formed in the 19th century as a mutual aid society for Chinese immigrants in the United States. The TRIAD is a Chinese criminal organization that originated in the 17th century and is involved in activities such as extortion, drug trafficking, and money laundering. The Hui is a Chinese Muslim ethnic group that has been present in China since the 8th century and is known for its strong sense of community and loyalty.