According to our construction experience in recent years, due to the limited professional talents of the unit, the quality of technical management personnel engaged in gas construction is not high, and the technical management is not in place, which brings some problems to gas construction pipeline engineering, such as unclear technical standards, unclear construction records, incomplete final acceptance, etc. Therefore, it is necessary to carry out quality control from the whole process of design, construction and acceptance, so as to comprehensively control the quality, progress, cost and safety.