On 7 September 2018, Center for AIDS and STDs held a training on “STD care guideline” at RIHES 4^th floor conference room for study physicians and nurses. Dr. Surachet Arunothong and Ms. Sutipa Vongsaroj from Chiang Mai CDC 1, and Dr. Taweewat Supindham and Ms. Ratchanok Songsapa; study physician and nurse are speakers, providing knowledge on STD situation, clinical symptom, diagnosis, treatment, guideline for providing care and recommendation, treatment follow-up and referral for STD treatment.