Phuc Tam Tai Trading and Construction Company Limited
Thôn Lâm Xuyên, Xã Tam Hồng, Yen Lac District
Son Hung Construction and Business Trading Company Limited
Khu 12, Thôn Lâm Xuyên, Xã Tam Hồng, Yen Lac District
Khu 7, Thôn Xóm Hoa, Xã Tề Lỗ, Yen Lac District
Vu Thao Trade and Constructions Company Limited
Thôn Đại Nội, Xã Bình Định, Yen Lac District
Khu 4, Thôn Man Để, Xã Tam Hồng, Yen Lac District