Abstract: In order to better improve the level of diagnosis and treatment of AIDS in China, standard diagnosis and treatment behavior, constantly update the " Chinese guidelines for diagnosis and treatment of HIV/AIDS" (hereinafter referred to as the "guidelines") is the main task of the HIV/AIDS and Hepatitis C group of the infectious diseases branch of the Chinese Medical Association. The first edition, written in 2005, has been updated four times. The "guideline”updated in 2018, combined with China's actual situation to a great extentandwith reference to international guidelines, fully provides clinical research of China's scientific research conclusions and evidence-based medical evidence.This guideline with Chinese characteristics is in line with international standards in the fields of laboratory diagnosis, clinical staging, antiviral treatment programs, special populations, prevention and prevention pre- and post-exposure, and comprehensive medical care for HIV/AIDS patients., At the same time, it reflects less completion time, more comprehensive content and more scientific concept and is the preferred reference guide for the first-line medical workers in China.

Key words: Clinicians, AIDS, Practice Guidelines, Introduction