Zongzi, a traditional Chinese food, is not the only eye-catcher during the Dragon Boat Festival. Zhejiang Food Chain system popularized in zongzi industry also attracts people’s attention. The system provides food companies with digital management in personnel management, process control, registration of exiting and entering the warehouse, and requiring and checking of electric certificates and tickets. It reduces the number of paper certificates and tickets during the process of trading, and allows users to check the origin of raw materials, production, inventory, and sales on the platform, guaranteeing food safety and traceable source and destination.