Thuong Mai Ky Thuat 3S Joint Stock Company Address: Lot 16LK7, Phu Thinh Urban Area, Phu Thinh Ward, Son Tay Town, Ha Noi City Enterprise code: 0107753750 Phone: 0974182281 Representative: Dao Duy Han Adress: Hamlet 1, Co Do Hamlet, Co Do Commune, Ba Vi District, Ha Noi City Phu Thinh Ward, Son Tay Town, Ha Noi CityFounding date: 9 - 3 - 2017