Dau Tu Thuong Mai Ky Thuat BTN LTD Address: 48/3, Street 31, Quarter 2, Linh Dong Ward, Thu Duc City, Ho Chi Minh City Enterprise code: 0317365761 Phone: 0922636213 Representative: Nguyen Minh Luan Linh Dong Ward, Thu Duc District, Ho Chi Minh CityFounding date: 30 - 6 - 2022