1. Tong, a standard first level character (commonly used character) in modern Chinese, is pronounced t ó ng in Putonghua, which was first seen in Jinwen and belongs to the meaning character in the Six Books.
2. The basic meaning of the word "Tong" is color decoration, such as Tonglou, Tongji; The extended meaning is family name, such as Tong.
3. In modern Chinese, "Tong" is often used as an adjective, such as Tongdan.
