Sach Khoa Hoc Va Ky Thuat LTD Address: Hamlet 3, Dong My Commune, Thanh Tri District, Ha Noi City Enterprise code: 0109544336 Phone: 02387431143 Representative: Nguyen Thi Phuong Nga Adress: Hamlet 3, Dong My Commune, Thanh Tri District, Ha Noi City Dong My Commune, Thanh Tri District, Ha Noi CityFounding date: 9 - 3 - 2021