Thach Ban Yen Hung Joint Stock Company Address: Gieng Da Hamlet, Tien An Commune, Quang Yen Town, Quang Ninh Province Enterprise code: 5700970228 Phone: 02033682888 Representative: Nguyen Anh Hao Adress: Civil Group 21, Phuc Loi Ward, Long Bien District, Ha Noi City Tien An Commune, Quang Yen Town, Quang Ninh ProvinceFounding date: 13 - 11 - 2008