In the second stage, the group optimizes and improves the integration of business and finance: the foundry Kingdee ERP system is launched to open up the information island of workshop production and financial cost accounting. On the basis of the ERP system being launched, the group has developed a workshop production reporting system and completed the separation of prices and taxes for the group's inventory. Casting Industry and Nanometer Weighbridge carried out the third phase of unattended system transformation to realize automatic weighing, improve weighing efficiency, reduce weighing personnel, and eliminate the possibility of cheating in manual weighing. At the same time, the group has also carried out preliminary optimization of master data, reducing the duplication of data such as the group's huge materials. Finally, the face recognition system was launched, and the restaurant, attendance, and access control data were synchronized, providing employees with more convenient services. ; In 2022, the bank-enterprise direct connection system will be launched to standardize the sales and payment confirmation process; ERP business optimization will merge the two major data centers of the group; the OA office system will be replaced, the pan-micro OA will be replaced, the online approval process will be optimized, and the application of all employees in the company will be implemented; FineReport will be uploaded online, which integrate data into various reports to facilitate users to view relevant data;