SayM is the company focusing on Medical, Materials, Optics techninology. Products: - S-CT(Sweating Computerized Tester); A new medical technology which enables the diagnosis of the 'pains and autonomic nervous diseases' within 30-40 minutes by scanning the nervous system over the whole body as the CT or MRI does so on cancer screening. - Loess Curer; "loess curer" with pure zippy-loess as a pure heat source has been successfully developed and filed for a patent application of cutting-edge technology(structure and materials).