O To Phuc Thanh Joint Stock Company Address: No 105-C8, Civil Group 27, Lane 97, Duc Giang Street, Viet Hung Ward, Ha Noi City, Viet Nam, Ha Noi City Enterprise code: 0111214293 Phone: (0227) 8294113 Representative: Tran Minh Huy Ha Noi CityFounding date: 13 - 9 - 2025