Hejian Tianhui New Type Building Material Co., Ltd.

[ Manufacturer ]Main business are Refractory material, Thermal insulation material

Langfang Tongchang New-type Building Material Co., Ltd.

[ Manufacturer ]Main business are Heat-preservation material.

Xinmei Plastic Product Co., Ltd.

[ Manufacturer ]Main business are Refractory thermal insulation sound insulation and chemical product.