haodiaocao这里只有精品一,男人午夜网站,国产免费插插插,国产精品欧美激情在线播放,国产成人aa在线视频,国产情侣自拍网站,狠狠色丁香婷婷

Casus Products>> Casus

C4C product has characteristics of uniform-chemical composition, low percentage of harmful elements, high purity, good surface quality, high accuracy of geometric dimensions.A customer of Xingtai steel uses this product to produce German auto parts, and customers show that the product has low cracking rate during cold forming, and other properties can also meet the product requirements completely.