Standardization system of government supervision organizations for construction quality is standardized work procedures, standardized code of conduct and standardized system based on normalized working behavior, working process, working content, decision-making procedures, implementation measures and work results of government supervisory organizations for construction quality. Standardization system of supervision and decision-making is an important way to make government supervisory organizations for construction quality scientific, effective and authoritative. Not only does it require standardization of supervision decision, it also needs standardization of its support system and results form, videlicet, the expression standardization of supervision results and assessment standardization of performance evaluation. The essence of the expression standardization of supervision results is standardization of supervision files, unification of supervision and inspection forms, modeling of supervision information processing and sharing, formatted supervision report form and standardized of supervision conclusion expression; assessment standardization of performance evaluation includes comprehensive of performance evaluation on supervision, science of management evaluation on supervision market and dynamic of latter appraised on supervision project.