精品国产一区二区三区在线观看,中文字幕在线观看不卡视频,超碰97在线播放,手机看片福利久久,成人精品毛片va一区二区三区,欧美伊人久久,国产伦精品一区二区三区视频孕妇

2007.11.6
Xingtai Steel passed the Quality Management System Certificate of ISO 9001:2008

2007.9
In September 2007, Xingtai Steel was awarded Credit Enterprise of Hebei Province.

2007.8
Xingtai Steel won the honorable title of Advanced Enterprise of Clean Production given by Hebei province EPA.

2007.8.24
In August 2007, Xingtai Steel passed the certificate of ISO/TS16949:2002 (International Automobile Industry Quality Management System Certificate.)

2007.7.17
Xingtai Steel passed the certification of ISO 14001:2004.