Cong Nghiep Silica Joint Stock Company Address: Bac Dong Hoi Mo Rong Industrial Zone, Loc Ninh Commune, Dong Hoi City, Quang Binh Province Enterprise code: 3101109496 Phone: 0942827661 Representative: Tran Truong Vu Loc Ninh Commune, Dong Hoi City, Quang Binh ProvinceFounding date: 23 - 11 - 2021
Dau Tu Khoang San Quang Binh Joint Stock Company Address: No 63, Quang Trung, Phu Hai Ward, Dong Hoi City, Quang Binh Province Enterprise code: 3101038171 Phone: 0942827661 Representative: Tran Truong Vu Phu Hai Ward, Dong Hoi City, Quang Binh ProvinceFounding date: 17 - 10 - 2017