Cong Son LTD Address: Chua Tong Hamlet, La Phu Commune, Hoai Duc District, Ha Noi City Enterprise code: 0500465194 Phone: 05444 Representative: Ta Cong Viet Adress: Chua Tong Hamlet, La Phu Commune, Hoai Duc District, Ha Noi City La Phu Commune, Hoai Duc District, Ha Noi CityFounding date: 31 - 3 - 2005