Most of today's companies have automated machinery and equipment, and the electromechanical installation industry was born. Installation of equipment, lines and pipelines for general industrial and public and civil construction projects, transformation of 35 kV and below, and production and installation of non-standard steel components. Electromechanical installation is a relatively large-scale project. Some large-scale enterprises need to spend nearly half a year to implement a project. Moreover, the technical requirements for installation are quite large. The project includes boilers, ventilation and air conditioning, refrigeration, electrical, instrumentation, motors, compressor units and radio movies, television broadcast control and other equipment.