Doan Thanh Nien Cong San Ho Chi Minh Huyen Yen Hung Address: Ngo Quyen Street, Quang Yen, Quang Yen Ward, Quang Yen Town, Quang Ninh Province Enterprise code: 5700976396 Phone: 02033681489 Quang Yen Ward, Quang Yen Town, Quang Ninh ProvinceFounding date: 27 - 11 - 2008