成人无码视频,可以在线观看大黄片视频,国产不良视频在线观看,日日夜夜婷婷免费视频

Top
June24 - June26, 2026
National Exhibition and Convention Center(Shanghai)
Exhibitor list
Company Introduction
Zhengzhou Platinum Metal Surface Treatment Co., Ltd

The R&D team of Zhengzhou Platinum Metal Surface Treatment Co., Ltd. was established in 2021, mainly engaged in the development and production of friction gaskets and diamond micro powder coating. After 3 years of independent research and development, the team relied on cooperation with universities and scientific research institutions to establish Zhengzhou Platinum Metal Surface Treatment Co., Ltd. in 2023. The company's main products are diamond anti friction gaskets and diamond micro powder coating.

Product Display

Diamond wear-resistant gasket

Image
Image
Image
Image
Contact Information
Media Partners
展會概況
展會介紹
展后報告
下載中心
參展商
展商信息
申請展位
展商服務
觀眾中心
免費參觀報名
觀眾服務
Powered by Feedback Manage