Who taught the art of war in Han Xin?

Han Xin's teacher is Liao Wei, whose date of birth and death is unknown. He was born in Wei Daliang (now Kaifeng, Henan). The surname is lost and the name is dazzling. In the tenth year of Qin dynasty (237 BC), he entered the state of Qin to lobby and was

As the captain of the national team, he is called Liao Wei. A famous military theorist.

Some people say that Liao Wei is the high foot of Guiguzi and lives a hermit life after graduation. Later, he was recruited by Wei Huiwang and taught him the art of war.