国产欧美激情日韩成人三区|成A∨人片在线观看无码|91欧美精品午夜性色福利在线|亚洲一级黄色,男人的天堂久久久,久久综合操,国产超级乱淫视频播放免费

Many R&D technologies of automotive steel of Xingtai Steel reach the international advanced level
  Updatetime:2020-07-13 Hits:

   In recent years, Xingtai Steel made a series of achievements in automotive steel. 54 types of cold-heading steel for “Q” and “G” series of vehicles (passenger vehicles) has passed the certification of more than 20 domestic and foreign automobile main engine factories and main parts suppliers, and been recognized by a series of high-end users like Honda, FAW, SAIC, Dongfeng and Hyundai. These types of steel are widely used on automotive fasteners, suspension springs, shock absorbers and other products. The annual sales volume is more than 300.000 tons, which gains an advantage in the fierce automotive steel market.