Phat Trien Thuong Mai Va Dich Vu Ky Thuat Khang An LTD Address: No 7, 221 Giap Bat Lane, Giap Bat Ward, Hoang Mai District, Ha Noi City Enterprise code: 0109800438 Phone: 0948678525 Representative: Vo Thi Thuy Dung Giap Bat Ward, Hoang Mai District, Ha Noi CityFounding date: 2 - 11 - 2021