Sach Va Thiet Bi Giao Duc Tran Gia Joint Stock Company Address: No 1, 6 Dang Van Ngu Lane, Phuong Lien Ward, Dong Da District, Ha Noi City Enterprise code: 0106135543 Phone: 0979924180 Representative: Tran Thi Hang Adress: No 44 Tuc Mac, Loc Vuong Ward, Nam Dinh City, Nam Dinh Province Phuong Lien Ward, Dong Da District, Ha Noi CityFounding date: 28 - 3 - 2013