Phat Trien Cac He Thong Ky Thuat Hang Khong Address: No 18D/24/420 Khuong Dinh, Ha Dinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0109916217 Phone: 0977628357 Representative: Nguyen Truong Giang Ha Dinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 25 - 2 - 2022