It begins in the year 1978, Indonesia is a developing country, which is actively, builds the nation especially in health sectors, It was in the era 70's appeared the awareness the need of modern health infrastructure and modern health equipment for the nation. For that reasons we organized the first Hospital Expo in Jakarta, together with the celebration of five years anniversary of the Jakarta Metropolitan Hospital Association. Since that time, we continue running health events mainly exhibition, seminar and others. Due to demand of development of the government regulation we have to provide a law firm, we formed PT. OKTA SEJAHTERA INSANI (PT. OSI) in 1994 which the activities include Hospital Expo. And until now we registered to Department of Tourism and Culture of Jakarta capital special region as Professional Conference Organizer. Currenly PT. Okta Sejahtera Insani have four main products which is cooperation with Indonesia Hospital Association, Indonesia Hospital Association Region DKI Jakarta / IRSJAM, Indonesia Hospital Association East Java Branch & Indonesia Hospital Association North Sumatra Branch.