Đại Liên International Company Limited
Khu 14, Xã Vĩnh Lại, Lam Thao District
Future Generation Phu Tho Company Limted
Khu 1, Xã Phú Hộ, Phu Tho Town
Dai Dong Tea Production and Export Limited Company
khu 6, Thị trấn Thanh Ba, Thanh Ba District
Thanh Tam Phu Tho Company Limited
Khu 4, Xã Đông Lĩnh, Thanh Ba District