久热这里只有精品6-久热这里只有精品99国产6-久热这里只有精品视频6-久热这里只有精品在线-久热只有精品-久热中文

&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.