The Third Hospital of Peking University, founded in 1958, is a state key discipline and doctoral program of the Ministry of Education, a standardized training base for resident physicians in Beijing and a national clinical pharmacology base. The demonstration clinic for psoriasis was established in 2015. Professor Zhang Chunlei, director of the department, took full charge of the work. The backbone personnel included Wang Wenhui, deputy chief physician Lu Xueyan, attending physician Guan Xin, attending physician Guo Jinzhu, etc. At present, our department is the deputy leader of the Psoriasis Group of the Chinese Medical Association, mainly responsible for international exchanges and cooperation. Every Monday and Friday, the psoriasis clinic was set up, and the national continuing education program, tumor and psoriasis study class, participated in a number of clinical trials of psoriasis drugs, undertook the research fund for psoriasis, and published many papers related to psoriasis. Every year, the department carries out two or three popular science education and free diagnosis activities for psoriasis patients, which are highly praised by patients.