Why didn't the teacher advise the children to take care of them?

Help parents pick up their children. Children usually leave school early, which is inconsistent with the time of parents of office workers, so if parents want to pick up their children, they should either be full-time mothers or find a job with free time. However, all these are impossible, so if they are sent to a custody class, then primary school students will have a special institution to pick them up and children can work with peace of mind.

And an "order to order" factory process corresponding to the data sent by the reader. In addition, the latest XR400 reader integrates universal input/output port and USBHost function, which can be used to manage various devices, including optical sensors and alarms, as well as webcams and display screens.

Third-party hosting plan:

On June 13, 2006, Symbol announced the launch of the enterprise-class RFID reader XR400, which can handle the managed business activities in real time. This product is a commercial AR400RFID reader based on Symbol, which integrates reliable reading performance, can support the first generation tags of all electronic product codes (EPC) (including level 0 and 1 level), and will also support the second generation EPC.

Its flexibility in hosting third-party applications can help customers deploy XR400 immediately to meet their own business needs with the development of standards.

As the first commercial reader supporting WindowsCE operating system, SymbolXR400 makes it easy for end users and partners to deploy applications directly hosted by readers. Through this customized function, it can support various applications, including inventory management of retail warehouses and channels and baggage tracking at airports.