黄色一级视频-国产视频一区二区-99精品视频在线观看-免费国产羞羞网站视频-亚洲激情小说在线,日韩无码国产综合,99热国产这里只有精品9,91免费 无码 国产

&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.