The X-ray U arm machine contains a new X-ray imaging system, the system has a very compact shape, and the flat panel detector is ideal for X-ray U arm machine. When needed, the device’s quick-disassembly system can be easily broken down into three components without any tools, each component can be easily moved, it provides an ergonomic handle and is sturdy The wheels, which allow smooth movement even on asphalt or rough surfaces. The flexibility of the device, coupled with a high power of 30 kW, allows the TMS300 to meet all major imaging exams, as well as exceptional images for particularly obese patients. The flat panel detector is used in the mobile X-ray machine, which greatly improves the performance of the mobile X-ray machine and makes the operation of the mobile X-ray machine simpler and more convenient. The flat panel detector is used for the X-ray U arm machine and is the core part of the X-ray U arm machine.