What is a good brand of curved tomography panoramic x-ray machine

Finland Ingram Micro is good. Finland Yingmaijie surface tomography panoramic x-ray machine this machine performance is stable, full-featured, filming image is clear, the use of a better, other brands of brands after the use of the picture is not clear, compared to the Finnish Yingmaijie brand is good. x-ray machine is to produce X-ray equipment, which is mainly composed of X-ray bulb tube and X-ray machine power supply and control circuits and so on.