Not a great deal is known in the west about Pan Chao. He was an early student of Sum Num, that was known as one of the better fighter's , from the Yuen Kay Shan family, of the that time period. .He learned along side Sum Jee and Kwok Jen Fen, and is alive today, teaching in Guangzhou. He also was the first to expose Kwok Wah Ping to the Wing Chun Kuen, of Yuen Kay ShanCurrently Pan Chao and Leung Dai Chiu, are the elders of the Yuen Kay Shan/Sum Num Family.
- Oral tradtion Sum Num
- Oral traditions Yun Hoi