Phat Trien Cong Nghe Va Vat Lieu Chau Au Joint Stock Company Address: Ngai Cau Hamlet, An Khanh Commune, Hoai Duc District, Ha Noi City Enterprise code: 0106873269 Phone: 0947079339 Representative: Nguyen Duc Khanh Adress: Tien Phong Hamlet, La Phu Commune, Hoai Duc District, Ha Noi City An Khanh Commune, Hoai Duc District, Ha Noi CityFounding date: 9 - 6 - 2015