"The Ministry of Housing and Urban-Rural Development stipulates that the continuing education of first-class builders is once every three years, with a three-year cycle. After the first-class constructor certificate has been registered for three years, continuing education can be carried out. "

A first-class builder is a professional qualification in the construction industry and a necessary condition for being a large-scale project manager. Construction engineer refers to the registered personnel engaged in key positions of general contracting and construction management of construction projects.