Thuong Mai Dich Vu Va Ky Thuat Chien Thang LTD Address: No 57, Nguyen Chinh Street, Phuong, Hoang Mai District, Ha Noi City Enterprise code: 0111279195 Phone: 0886039838 Representative: Hoang Huu Hoan Ha Noi CityFounding date: 10 - 11 - 2025