宅男午夜成年影视在线观看_小14萝裸体洗澡视频免费网站_日韩人妻无码精品久久久不卡_日韩欧美中文字幕一区_婷婷色婷婷开心五月四房播播_人妻 丝袜美腿 中文字幕

&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.

                                

&Nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; installation of separate drainage in Construction Engineering