What qualifications does the company need to dismantle chimneys? -They need the second-level qualification of aerial work project contracting.
The contracting qualification of aerial work engineering specialty is divided into two or three grades.
All construction units with aerial work qualifications are located in Yancheng, Jiangsu. In the early 1980s, a construction team in Qinnan Town, Yandu District, Yancheng City undertook high-altitude projects such as chimney construction, chimney maintenance, chimney reinforcement, chimney demolition, chimney anticorrosion and chimney beautification in power plants, chemical plants and food factories all over the country.