免费高清在线观看a片,黄三级高清在线播放,久久人妻人人人妻,亚洲高清有码中文字-日本aⅴ精品一区二区三区久久,久操视频在线免费观看日本,欧美一区二区在线观

 
 
&Nbsp; & nbsp; & nbsp; the company has the qualification of a second-class enterprise specialized in mechanical and electrical equipment installation contracting, and can undertake the installation of equipment, lines and pipelines of general and public and civil construction projects with an investment of 15 million yuan or less, the production and installation of transformer and distribution power stations with an investment of 10 kV or less, and non-standard steel components. The company has two professional installation engineering branches. Representative projects include: water, electricity, heating, air, boiler, cold station and other supporting installation projects of construction projects undertaken by the group; chemical equipment installation project of Weifang chemical fertilizer plant; equipment and pipeline installation project of Weifang sewage treatment plant; 35t boiler installation project of Weifang thermal power company, etc.


           

Four to six projects of Haihua Fengyuan chemical fertilizer Co., Ltd.: the installation output value is more than 3.3 million yuan, which is rated as the provincial excellent project by the provincial Installation Association.