Phat Trien Cong Nghe Va Thuong Mai Tong Hop Big Boss Joint Stock Company Address: Loc Ha Hamlet, Mai Lam Commune, Dong Anh District, Ha Noi City Enterprise code: 0108363739 Phone: 02439050666 Representative: Le Van Hieu Mai Lam Commune, Dong Anh District, Ha Noi CityFounding date: 13 - 7 - 2018