Cong Nghe Hoa Chat Son Viet Nam Joint Stock Company Address: No 14 Thanh Nhan, Thanh Nhan Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101293225 Phone: 0249713095 Representative: Le Hoai Nam Adress: Civil Group 3, Yen Hoa Ward, Cau Giay District, Ha Noi City Thanh Nhan Ward, Hai Ba Trung District, Ha Noi CityFounding date: 21 - 10 - 2002