Tu Van Tai Nguyen Va Moi Truong Ha Thanh Joint Stock Company Address: No 21a, Nha May Do Hop Xuat Khau Town, Tan Mai Ward, Hoang Mai District, Ha Noi City Enterprise code: 0103084393 Phone: 0913290065 Representative: Nguyen Duc Ha Adress: 39 C2, Gieng Mut Lane, Bach Mai Street, Hai Ba Trung District, Ha Noi City Tan Mai Ward, Hoang Mai District, Ha Noi CityFounding date: 16 - 12 - 2008