National Holiday NotificationJune 30, 2022According 관련 규정을 General Office 의 State Council, 결합 실제 상황을 회사 후 연구 결정 특정 준비 우리의 Nati...view
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