Features: Two-table,two-tube. Single-phase,full wave,high voltage rectification. Protective devices for X-ray tube capacity,anodestarting and exposure timing. SCR exposure switch. Inner-balanced diagnostic table,motor driven table tilting and tabletop moving at head end electrically. Spot film device with high density stationary grid and electromagnetic lock. The tabletop of radiographic table can be moved in longitudinal and transverse direction with electromagnetic locks.The oscillating bucky is mounted under table. Ceiling-floor rail type tube stand,telescopic rotaing tube arm, electromagnetic locks and double-cable safety device. Motor-driven multi-leaf collimator and manual multi-leaf collimator with light beam indicator., Interface for TV system and vertical bucky stand. Motor-driven linear tomographic attachment can be selected,layer height adjusted manually.