Copy of the business license 20230621
High-tech enterprise certificate 2021
ISO Certificate 202311
Method for preparing a breathable water-soluble film based on zarine resin
Polyvinyl acetate film with adjustable dissolution rate in water and its method of production
Composition of barrier membrane material for waterproofing membranes signed
Method of preparing an insulating membrane for bitumen waterproofing roll roofing material
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