Benh Vien Lao Va Phoi Quang Ninh Address: Cao Xanh Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700391580 Phone: 02143825101 Adress: Tap The Nha May O To 3/2, Phuong Mai Ward, Dong Da District, Ha Noi City Cao Xanh Ward, Ha Long City, Quang Ninh ProvinceFounding date: 13 - 6 - 2002