实行建设工程招投标后,建设单位积累了丰富的经验,项目管理水平有了很大提高。但是,我国的承建商,尤其是国有建筑施工企业受人事制度、分配制度、劳动制度改革滞后等影响,仍然是由工人、技术人员、管理人员、后勤人员组成的旧有模式,管理人员中有相当一部分是由老工人晋升而来, After the implementation of construction projects bidding, the construction unit has accumulated rich experience, project management has greatly improved. However, the contractors in our country, especially the state-owned construction enterprises, are still the old mode made up of workers, technicians, managers and back-office staffs due to the personnel system, distribution system and the lagging reform of the labor system. Among the managers, there are A considerable part is promoted by the old workers,