Thien Y Brick-Title Import and Export Joint Stock Company
Lô E, cụm công nghiệp Bạch Hạc, Phường Bạch Hạc, Viet Tri City
Hong Hai Phu Tho Company Limited
Số nhà 58, tổ 21, khu 11, Phường Gia Cẩm, Viet Tri City
Hoa Manh Hung Company Limited
Khu 3, Xã Hanh Cù, Thanh Ba District
Haceco Ceramics Joint Stock Company
Khu 8, Xã Vũ Yển, Thanh Ba District
Bao Son Joint Stock Company
khu 7, Bãi San, Xã Yên Lãng, Thanh Son District
Tasa Ceramic Joint Stock Company
Khu Công nghiệp Thụy Vân, Xã Thụy Vân, Viet Tri City
Dang Khoa Company Limited
Khu 6, xã Đồng Cam, Cam Khe District
Dic Building Materials Joint Stock Company
Khu 3, Xã Thụy Vân, Viet Tri City