熟年交尾五十路视频在线播放_久超久碰无线乱码免费播放_五月天色网站_草莓视频APP下载的片源丰富、内容全面_亚洲午夜无码视频_好看的亚洲第一网站_日韩和欧美aaa片_日本中文国产高清_七七看片手机版_一区二区美女

Double material injection molding usually requires the use of special mold designs, including moving templates, rotating templates, etc., in order to accurately control the injection position and time of plastic raw materials in the mold. Double color injection molded products have high quality, smooth surface, and no color difference.

Material quality：ABS, PC, POM, TPE, TPU, PPA and other dual material molding
Advantages: High technical requirements, beautiful appearance, reduced assembly costs, waterproof