The PC BU internally has compiled 8 management manuals: "PC BU Employee Management Manual", "Safety and Environmental Management Manual", "Planning and Logistics Manual’, "Equipment Operation and Maintenance Management Manual", "Cost Material Manual," "Laboratory Management Manual," Quality Management Manual” and “Process Management Manual”. Each manual contains corresponding management methods, with comprehensive coverage from production operations, cost control, quality management, process management and so on and has laid a strong foundation for the stable and efficient development of the factory. At the same time, it can conduct management output to the same industry and contribute to the development of the prefabricated construction industry.