Long Hai Ceramic Trade and Manufacture Company Limited
Thôn Xuân Tràng, Xã Đồng Than, Yen My District
Nakanishi Hna Sangyo Export Import and Commercial Production Company Limited
Đội 4, thôn Hoàng Trạch, Xã Mễ Sở, Van Giang District
Tien Xa Production Service Joint Stock Company
Chợ Đồng Than, Xã Đồng Than, Yen My District
Nph Hung Yen Produce & Export Company Limited
Thôn 1, Xã Xuân Quan, Van Giang District