一区二区三区不卡视频_3d被调教到奶水都喷出来_吴亚馨李宗瑞8分26秒视频_长腿校花的呻呤后续

Shenzhen three and wave of Electrical and Mechanical Technology Co., Ltd

400 0061 1152CN
Plastic Industry

Plastics industry applications

Author： Shenzhen three and wave of Electrical and Mechanical Technology Co., LtdIssuing Time：2017-08-02 17:15:32Pageviews：4392

Plastic and rubber, metal, glass and other bonding pretreatment, after plasma cleaning can greatly improve the surface activity.
Toys, mobile phone shell, computer shell, stationery shell pretreatment before painting, can improve the adhesion of ink.