国产福利一,中国精品久久久,麻豆一区二区在线,久久se精品一区二区影院免费,特黄特色三级在线观看,国产真实农村乱对白精彩,巨乳女教师佐山爱 夫前在线

&Recently, China Construction Industry Association held a conference on the achievements of the national excellent QC team of engineering construction in Chengdu, Sichuan Province. The group company won the title of excellent enterprise in 2017 national engineering construction QC group activity. The innovative achievement of "ingenuity QC" group of group mechanical construction company, tower crane assembly wall attached pole, won the first prize of 2017 national engineering construction quality management group activity excellent achievement; the field achievement of "seeking truth QC" group of group 10 company, improving the first-time installation qualification rate of assembled reinforced truss concrete laminated plate, won the 2017 national engineering construction quality management group Second prize for outstanding achievements.