Dacheng Company has accumulated and summarized experience, studied and mastered the laws of real estate development and construction, strengthened internal management, and formed its own distinctive corporate characteristics in quality management, cost control, computer application and file management. Dacheng Company took the lead in implementing and establishing the ISO9000 standard quality management system in the national real estate industry on 1995, and established a standardized, scientific and systematic quality management system. Due to the adoption of advanced management methods, the quality of enterprise development and construction has been greatly improved, and the excellent and good rate of products has increased year by year from 30%-40% before reaching the standard, and has stabilized at around 70% in recent years. The company pays special attention to file management, establishes a set of file management network combining full-time and part-time archivists, and formulates systematic and complete file management rules and regulations. 1992 was promoted to the second-level archives management unit in Beijing, and 1996 was promoted to the first-level archives management unit in Beijing. In cost management, the combination of enterprise internal management and market is identified, and the Cost Indicator System of Dacheng Real Estate Development Corporation is compiled according to the actual characteristics of the development enterprise. The development cost indicators are divided into 10 and 22 1 items, covering all the cost items of real estate development, providing a more accurate basis for project prediction, feasibility study and cost indicator control, and playing a planning role in practical application. In the aspect of computer application, the relevant national information exchange coding standards are implemented, and a set of internal information exchange coding standards is formulated, which comprehensively covers civil engineering development and construction, municipal engineering, financial management, cost control and so on. At the same time, Dacheng information management platform and internal LAN were established, which realized the sharing of information resources within the company and improved work efficiency.