Khoa Hoc Ky Thuat Hoi Thuy LTD Address: No 509 Tran Xuan Soan, Tan Kieng Ward, District 7, Ho Chi Minh City Enterprise code: 0317213247 Phone: 02564378485 Representative: Nguyen Van Loc Adress: Quynh Thien Hamlet, Quynh Thach Commune, Quynh Luu District, Nghe An Province Tan Kieng Ward, District 7, Ho Chi Minh CityFounding date: 23 - 3 - 2022