蜜臀久久99精品久久久画质超高清-超碰在线cao-国产一区影院-国产极品在线观看-免费av网站大全久久-夜夜嗨一区二区三区

&On December 5, 2017, Gu Faquan, chief engineer of Shandong Provincial Department of housing and urban rural development, visited the PC workshop, steel processing and distribution workshop and commercial concrete mixing station in the industrial park of the group, and observed the application of prefabricated buildings in building 13 of Taihe shangzhubei district. Gu Faquan spoke highly of the application of the group's prefabricated buildings. He believed that both the demonstration base and the demonstration project have reached the forefront level of Weifang's prefabricated buildings. Yan Peng, deputy general manager of the group, accompanied the inspection.