色综合热无码热国产_精品国产免费人成网站_国模吧无码一区二区三区_欧美V国产V亚洲V日韩九九 日韩情欲综合福利久久电影,日韩素人一区二区,国产高清AV日韩高清AV,国产麻豆日韩在线观看

&From July 4 to 7, 2016, the national engineering construction quality management group representative meeting hosted by China Construction Enterprise Management Association was held in Xiamen. At the meeting, achievements were released and commended, and the group company was awarded the excellent enterprise of 2016 national engineering construction quality management group activity. At the same time, the achievements of research and development and application of floor protective door locking device were awarded the first prize of 2016 national engineering construction excellent QC group activity achievements. It is reported that the theme of this conference is "innovation, solid promotion and sub project promotion". A total of 948 achievements were released in 15 venues at the same time.