Khai Khoang Va Moi Truong Hoang Trieu LTD Address: Tien Phong Hamlet, Khe Mo Commune, Dong Hy District, Thai Nguyen Province Enterprise code: 4601302919 Phone: 0946583238 Representative: Hoang Thi Minh Trang Adress: Civil Group 6, Chua Hang Town, Dong Hy District, Thai Nguyen Province Khe Mo Commune, Dong Hy District, Thai Nguyen ProvinceFounding date: 5 - 10 - 2016