Ha Linh Environment Company Limited
Thôn Bình Lương, Xã Tân Quang, Van Lam District
Tien Manh Hung Yen Private Enterprise
Thôn Hoàng Nha, Xã Minh Hải, Van Lam District
Nhat Long Business and Production Company Limited
Thôn Ngọc, Xã Lạc Đạo, Van Lam District