Polypropylene - 翻译中...June 25, 2023Today's English article mainly introduces polypropylene, polyethylene (PE) is a thermoplastic resin produced by polymerization of ethylene. Polyethylene odorless, non-toxic, feel like wax, has exc...view
Drum closure from chongyi industries - 翻译中...June 16, 2023The products introduced today are mainly barrel plugs, and drum closure have other names, drum covers, drum plugs. Chongyi is one of the manufacturers specializing in drum closure in China, with more ...view