Ec Joint Stock Company Address: No 10B DONG NHAN (No 3/17/1 DONG NHAN), Dong Nhan Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0103563163 Phone: 02439906198 Representative: Do Van Hung Adress: No 87, Nam Du Street, Linh Nam Ward, Hoang Mai District, Ha Noi City Dong Nhan Ward, Hai Ba Trung District, Ha Noi CityFounding date: 14 - 3 - 2009