Standard 3.1 Corporate Assets Net assets of more than 8 million yuan. 3.2 Key personnel of the enterprise (1) There are no less than 5 registered construction engineers majoring in mechanical and electrical engineering. (2) The person in charge of technology has more than 5 years of work experience in engineering construction technology management, and has an intermediate or above professional title in electric power engineering or a registered construction engineer qualification in electromechanical engineering; there are no less than 10 people with intermediate or above professional title in electric power engineering. . (3) There shall be no less than 15 construction site management personnel holding post certificates, and the construction personnel, quality personnel, safety personnel, data personnel and other personnel shall be complete. (4) There are no less than 30 skilled workers above the intermediate level who have passed the examination or training. (5) The person in charge of technology (or registered architect) has completed no less than 2 projects in this category.