Thuong Mai Va Dich Vu Ky Thuat Thas LTD Address: Nam Son Hamlet, Xuan Mai Commune, Chuong My District, Ha Noi City Enterprise code: 0111412633 Phone: 0398054635 Representative: Nguyen Thi Thu Hien Xuan Mai Town, Chuong My District, Ha Noi CityFounding date: 13 - 3 - 2026