Tu Van Cong Nghe Va Xay Dung Ahy Joint Stock Company Address: No 1 Nha A TTXN Bac Ha, Nam Hong Commune, Dong Anh District, Ha Noi City Enterprise code: 0109907702 Phone: 0947076092 Representative: Do Duc Huy Nam Hong Commune, Dong Anh District, Ha Noi CityFounding date: 16 - 2 - 2022