Hoang Da Inspection Joint Stock Company
K301/32 Nguyễn Tri Phương, Phường Hoà Thuận Đông, Hai Chau District
Quang Duong Environment Company Limited
Lô 153 Đường Võ Sạ, Phường Hoà Xuân, Cam Le District
Central Qulity Measurement Standard One Member Company Limited
63 Văn Cận, Phường Khuê Trung, Cam Le District