Thuong Mai Va Phat Trien Thang Long Gas Joint Stock Company Address: 10a Civil Group, Tan Lap Ward, Thai Nguyen City, Thai Nguyen Province Enterprise code: 4600378778 Phone: 0976770000 Representative: Nguyen Thi Vu Hien Adress: 10a Civil Group, Tan Lap Ward, Thai Nguyen City, Thai Nguyen Province Tan Lap Ward, Thai Nguyen City, Thai Nguyen ProvinceFounding date: 13 - 12 - 2005