Hangzhou Changyuan Industry Filter Cloth Co., Ltd. is a professional manufacturer that manufactures a full range of filter cloths, filter bags, filter meshes and other related filter materials. With the most advanced machines, our factory has become one of the most competitive enterprises in the industry of producing filter cloths. The quality of our polypropylene filter cloths, polyester filter cloths and PVA filter cloths are always keep ahead in China, also the density can reach the highest level in our country