After through many years' sale and development of instruments, MCH Instruments Co., Ltd. has been producing "Meili" oscilloscopes, high and low frequency signal generators, digital frequency meters, single and dual needle millivoltmeters, multi-function signal generators and digital DC power supplies. Meanwhile, we have successfully developed high-precision spectrum analyzers. High quality and low cost are indispensable in the process of producing radio products. We sincerely welcome friends ...