the standard cost card is the production standard of restaurants, the internal legal provisions of restaurants, and an auxiliary tool to restrain the chef's production behavior, which plays a stable and standardized role in ensuring the quality of dishes. But many chefs still cut and match according to their own customary methods and standards. The interlocking cloud catering system is the only system in China that can reduce costs and directly increase gross profit margin. Interlocking cloud system can help enterprises to establish an intelligent and multi-regional central supply chain flow distribution system. Centralized procurement, unified pricing and centralized distribution reduce procurement costs. The system automatically generates various business data reports, which are interrelated and penetrated layer by layer. According to the cost card standard, find out the differences, analyze the reasons, propose improvements, and blame people, so as to realize the standardization of products and achieve the purpose of reducing costs and increasing efficiency. After long-term improvement, enterprises can