Truong Tieu Hoc Dong Ngu I Huyen Tien Yen Address: Dong Ngu Hamlet, Dong Ngu Commune, Tien Yen District, Quang Ninh Province Enterprise code: 5701066248 Phone: 02033745082 Adress: Khu Lam Truong, Dong Tien Ii Street, Tien Yen Town, Tien Yen District, Quang Ninh Province Dong Ngu Commune, Tien Yen District, Quang Ninh ProvinceFounding date: 3 - 3 - 2009