We are a professional manufacturer producing packaging bags withvalve which is used for mechanical filling. We are located inChina's largest packaging bags industrial zone where is very closeto the seaport Ningbo. We mainly serve the industry of dry mixmortar. The valve bags are usually made of PP, kraft paper,PP-Paper and other materials, and are used for packaging tileadhesive, sealant, grout, putty, mortar and so on.
