Zhang Chunyi(张春宇) training the orthodox Xing Yi Quan 

Zhang Chunyu(张春宇)disciple of my friend and elder brother Su Kehai(苏克海) from Qiqihaer(齐齐哈尔） Heilongjiang province（黑龙江）, practice the "Advancing and retreating linked fist (进退连环拳）His lineage following two great grandmasters Liu Qilan and Guo Yunshen. Su Kehai is disciple of master Zhu Guojiang(朱国疆) from Qiqihaer but in age 16 years, his master Zhu introduced him to one of his grandmasters, Li Dunsu(李敦素) from Hebei, which whom he learned until grandmaster passed away. So he is also listed as Li Dunsu grand disciple. Happy to see very orthodox old Xing Yi Quan out there! Lineage: Li Luoneng(李洛能)---Liu Qilan(刘奇兰)---Li Cunxi(李存义)---Li Caiting(李彩亭)---Zhu Dianchen(朱殿琛)---Zhu Guojiang(朱国疆). Lineage of his grandmaster Li Dunsu(李敦素) which whom he learned is: Li Luoneng(李洛能)---Guo Yunshen(郭云深)/Liu Qilan(刘奇兰)---Li Kuiyuen(李奎垣)/Li Cunxi(李存义)---Dun Lutang(孙禄堂)/Li Wenting(李文亭) ---Li Dunsu(李敦素)---Su Kehai(苏克海)---Zhang Chunyi(张春宇)