中文字幕精品一区二区精品,乱码av午夜噜噜噜噜一,日韩精品久久久久久久电影竹菊,欧美一区二区三区在线播放,日韩av中文字幕在线,久久r久久,亚洲男人天堂2024

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.