Truong Tieu Hoc Thi Tran Troi- Hoanh Bo Address: Khu 3, Troi Town, Hoanh Bo District, Quang Ninh Province Enterprise code: 5700991718 Phone: 02033858867 Adress: Hoanh Bo District, Quang Ninh Province Troi Town, Hoanh Bo District, Quang Ninh ProvinceFounding date: 18 - 12 - 2008