Xay Dung Vien Thong Truong Thinh Joint Stock Company Address: Civil Group 8, Khu 3, Hong Hai Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700488487 Phone: 02033821182 Representative: Do Dang Chinh Adress: Hamlet 5, Duc Chinh Commune, Dong Trieu Town, Quang Ninh Province Hong Hai Ward, Ha Long City, Quang Ninh ProvinceFounding date: 27 - 4 - 2004