Descendants of four families in the Western Zhou Dynasty

The descendants of four families in the Western Zhou Dynasty are Yan Dong and Yang Yin. According to relevant public information, due to long-term business, the "four big families" in Xizhou: Yan Yongchang Xiang, Dong Xing, Yang Xing Hong Xingyuan and Yin Fu Chun He became representatives of Xizhou Gang in 1930s and 1940s.