Thien Sang Joint Stock Company Address: Rang Oi 1 Civil Group, Quang Vinh Ward, Thai Nguyen City, Thai Nguyen Province Enterprise code: 4600420405 Phone: 02148844664 Representative: Nong Thi Tuyet Adress: Rang Oi 1 Civil Group, Quang Vinh Ward, Thai Nguyen City, Thai Nguyen Province Quang Vinh Ward, Thai Nguyen City, Thai Nguyen ProvinceFounding date: 1 - 12 - 2007