Phat Trien Cong Nghe Thong Tin Va Truyen Thong Thang Long Joint Stock Company Address: No 47 4 Khu 1 Civil Group, Cao Xanh Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700602513 Phone: 0203200255 Representative: Nguyen Huu Tuynh Adress: An Khe, Quynh Phu District, Thai Binh Province Cao Xanh Ward, Ha Long City, Quang Ninh ProvinceFounding date: 26 - 7 - 2006