Who is Qin Defu in the Hutong?

It's Ruan Xun. Qin Defu is played by Ruan Xun, a powerful actor under Wei Zi Kongxing. Ruan Xun's love and preciseness for acting make every role he creates lifelike. Ruan Xun, born on March 3 1977, Shaoxing, Zhejiang [7], is a film actor in China. 1992 as the host of the entertainment program "Seven Colors" of Beijing TV Station. 1993 participated in the Qing Dynasty drama Niu Zihou and Fu Liancheng, thus officially entering the entertainment circle. Representative works include Loud Military Songs, Vast Tianshan Mountains, National Image, Hutongli and so on.