The Koh Joint Stock Company Address: No 34, Quang Trung, Tran Hung Dao Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0107430319 Phone: 0979970097 Representative: Nguyen Van Hung Adress: An Phu Hamlet, Quynh Hai Commune, Quynh Phu District, Thai Binh Province Tran Hung Dao Ward, Hoan Kiem District, Ha Noi CityFounding date: 11 - 5 - 2016