久久精品欧美一I成在线播放I久久成人一区I欧美在线视频不卡I国产精品 视频I免费在线aIav怡红院I久久一及片I色a在线观看I婷婷在线综合I91九色视频国产I激情欧美网I精品久久久久久久I超碰精品在线I最新午夜I在线观看av黄色I久久国产91I国产成人三级Iwwwwwww黄I91九色蝌蚪国产

On 1st November 2016, the 900t bridge construction equipment of CCCC Third Harbor Engineering Co. Ltd. successfully passed the inspection from local authority department in Shunyi of Beijing.

The 900t equipment received the approval of the experts after passing no-load test and heavy load test in the jobsite. This set of equipment will be used for the construction of Beijing to Shenyang High Speed Railway in Beijing Section.