Vanch RFID System

In recent years, the outbreak of various food safety questions has aroused widespread concern in society. Since food safety is directly related to human life and health, every consumer hopes to buy healthy, safe and assured food and to have sufficient food safety information. In order to ensure the health of consumers and the demand for social stability and economic development, the importance of implementing food safety monitoring through a visual food supply chain management system has become increasingly prominent. With the development of information technology, people realize the exchange of electronic data by establishing EDI platform. Radio frequency identification technology (RFID), as a new identification technology, makes food safety monitoring more mature. 2 RFID technology and its application in the food industry RFID is a non-contact automatic identification technology, mainly through the radio frequency signal to automatically identify the target object and obtain relevant

The library access control system is a control system that guarantees the safety of book resources and improves the management efficiency and management level of the library. With the support of computer technology, network technology, and target recognition technology, there are currently many library access control systems on the market, but most of these access control systems are customized and developed according to different library informatization conditions. Because of the original books The structure of the library management system is different, which makes the link between the access control system and other management systems of the library very inconvenient. In addition, the functions of most library access control systems remain at the level of security management and automatic loan and return. In order to realize the seamless link between the access control system and various digital libraries, expand the functions of the access control system, and improve the self-serv