Dai family Xin Yi Liu He quan, master Liang Xiaofeng--English subtitle(press CC) 

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Xing Yi quan came from Dai family Xin Yi Liu He. Because Dai family martial arts practicers were very closed, they only teach their Dai family descendants.So in Dai Family living city, people said, only see Dai family people beat other people, but never see Dai family people practise martial arts.
Because Dai family Xin Yi Liu He quan was closed, so it wasn't changed, it still keep its initial ancient fighting way. From Dai Family Xin Yi Liu He, we can see the ancient fighting way.
Liang Xiaofeng master is a good and famous master about Dai Family Xin Yi Liu He quan, other good master about Dai Family Xin Yi Liu He recent years, there are Wang YingHai(dead in 2012, his son is Wang Xicheng), Tian Ruwen, and so on.