Dr. Li Liang has a profound theoretical foundation, rich clinical experience and skillful surgical skills, and can skillfully treat common diseases, frequently-occurring diseases and difficult diseases in his major. He performed more than 10,000 anorectal operations, and the cure rate was 98%. He is known as the anorectal "knife" and the "patron saint" of patients with hemorrhoids and fistula. It is unique in the minimally invasive treatment of anorectal diseases, especially in the diagnosis and treatment of complex anal fistula and annular mixed hemorrhoids, and has achieved ideal therapeutic effects.

Dr. Li Liang studied anorectal diseases and pelvic floor diseases at the Anorectal Medical Research Center of Gaoye Society, and participated in many international rescue activities. After returning to China, Dr. Li Liang devoted himself to the research of HCPT ablation, and skillfully used HCPT technology to cure many patients with anorectal diseases. In recent years, a lot of research has been done in the repair and reconstruction of pelvic floor diseases, and good clinical results have been achieved. He has participated in many international and domestic anorectal academic conferences and published nearly 40 professional academic papers. Make great contribution to anorectal department in China.