Abstract: Objective In order to evaluate the quality of STD case managemet in public sector of two cities in China as baseline for intervention,all STD clinics and part departments of dermatology,urology and andrology in two cities were enrolled for evaluation.The evaluatin was based on direct observation of health care providers managing urethral discharge,genital ulcer disease in men and genital ulcer disease in women.Results Forty-six health care providers were observed managing 93 patients presenting with selected STD syndromes(urethral discharge in men,genital ulcer disease in men and genital ulcer disease in women).STD case management was assessed by calculation of WHO/GPA prevention indicators(PIs)from obser vation data.The over all rate for PI-6,which measures correct assessment and treatment of STD patients was 29%(77% for history taking,69% in physical examination,and 55% for effective treatment).The score for PI-7,which measures over all patient counselling was 3%(53% for partner notification and 3% for condom promotion).The data showed that the quality of STD case management in public sector was not satisfactory,especially preventive service.Training of health care providers was necessary to improve STD case management.