Engineering cost specialty is a practical application specialty. The difference of engineering cost ability is very important to solve the problems in engineering practice. Based on the dual training requirements of the practical ability of ordinary colleges and universities, in order to meet the requirements of the construction of applied talents of engineering cost specialty under the new situation, we should pay special attention to the cultivation of their professional practical ability and strengthen practical teaching. The practical ability of engineering cost specialty should be based on the reading and drawing ability of engineering drawing, highlight the evaluation ability of engineering project, strengthen the ability of risk analysis of engineering project, improve the management of engineering project, the ability and bidding ability of project bidding and bidding. In the training path, we can adopt the joint training training mode of school simulation and off-campus practice to form the positive interaction mode of school-enterprise association. According to the double training standard of the professional qualification ability of ordinary colleges and universities, the training system of practical ability of engineering cost professionals is constructed. In the process of training professional talents, we should gradually implement the "double-certificate" training mode, establish scientific theory teaching and practice teaching system, meet the demand of applied talents in engineering construction industry, and achieve the purpose of training applied talents with professional qualification.