国产成人精品无码片区在线观看,性色AV极品无码专区亚洲,亚洲娇小与黑人巨大交,日本欧美一区,亚洲熟妇丰满xxxxx

 In the convention of “2010 National Excellent Construction QC Team Achievement” held in Shenyang, Liaoning province, North China, during June 30 to July 2, the work of “Bending and Twisting BOX Member Fabrication Precision Control For Shenzhen Bay Sports Center Project” by Jinggong Steel QC Team wins 2010 National Excellent Construction QC Award.

JINGGONG STEEL INTERNATIONAL

Jul 3 ,2010