Hoa Chat Bach Khoa LTD Address: No 114, A8 Dam Trau, Hai Ba Trung District, Ha Noi City Enterprise code: 0101114229 Phone: 0249841427; 0249841426 Representative: Pham Hoang Duong Adress: 46 Trang Tien, Hoan Kiem District, Ha Noi City Hai Ba Trung District, Ha Noi CityFounding date: 2 - 4 - 2008