不卡视频一区二区三区,婷婷成人av,国产精品一区视频,久久夜色精品国产噜噜av小说,国产精品性夜天天视频,亚洲日产永久经典,九九国产精品入口麻豆

Casus Products>> Casus

  Qst32-3 products of Xingtai Steel, mainly used to produce the large  deformation, complex and certain intensity of rotary pin cold forming parts, etc. Downstream customers Beijing Singu Keller feedback that the product to produce car seat belt system in the rotating pin shaft, used for Volkswagen, Ford, BMW, Mercedes-benz and other auto parts.