Angell-DR Upgrading Solution Digital X-ray Radiography system mainly includes: X-ray generating system(old X-ray machine part), Support and Moving Device, Detector and Radiography work station. Process of DR upgrading: remain the X-ray generating system(X-ray tube, high voltage generator and support devices), abandon the film cassette, add a detector/ Radiography work station/ support and moving device of detector/ synchronously controlling device. Practical utility of upgrading. 1. Realize digital function easily: Save the cost to buy a new DR. 2. Much more convenient workflow: Get image in 5 seconds, increase work efficiency. Adapt to DICOM standard, convenient for image saving and sending.