Thai An Gold Silver Precious Stones Joint Stock Company

Thôn Đồng Quỹ, Xã Nam Tiến, Nam Truc District

Doanh Thai Company Limited

Xóm Phú Thượng, Xã Nam Hồng, Nam Truc District

Minh Chau Construction and Trading Joint Stock Company

Thôn Liên Tỉnh, Xã Nam Hồng, Nam Truc District