1, which requires a-level qualification. Among the construction personnel, there shall be no less than 8 full-time technicians who have signed contracts for more than one year, including no less than 2 senior engineers and no less than 4 engineers. There must be at least 30 technicians who have signed full-time contracts for more than one year and hold corresponding operation qualification certificates. Moreover, to ensure that the proportion of personnel in each type of work is appropriate, technicians must hold the title of senior engineer or above.
2. The registered capital of the enterprise needs to exceed 3 million.
3. The number of special equipment installed and produced in the last five years should reach at least 150 elevators, 60 lifting machines, 20 ropeways or amusement facilities.