Since Amazon launched AmazonGo, the unmanned store in 2016 and Alibaba provided popular unmanned shopping experience of “grab-and-go & queue-free” , the unmanned store has become a new trend of global retail industry. The unmanned retail focuses on scanning in-and- out of store, goods positioning, image identification, remote monitoring of stores and individualized settlement, offering “grab-and-go” experience. Compared with traditional retail, unmanned retail solves the problems such as increasing labor cost, rent, queue congestion and offers 24-hour convenience service. The unmanned store and duty technology are developing robustly thanks to IoT technology, IT system, AI identification and automatic settlement, creating unmanned/few-manned, intelligent/semi-intelligent sales scenarios, enhancing sales experience and reducing management cost. Plus, the unmanned store application with RFID technology and products as the core features the maturest technology, most reliable application and richest experience. It can quickly build the unmanned retail terminal system without applying current leading technologies which are imperfect and cannot pass application verification. Ruizhang has become the leading company in application and development of RFID technology after integrating the technology, experience and product of ALIEN. The company also has whole-chain service ability from chips to final application solutions. Ruizhang has become a reliable technical service provider to help various retail companies innovate and promote the unmanned application by integrating RFID technology and products.