Skyray Instrument Inc. was established in 1990, specializing in X-Ray Fluorescence Spectrometer (XRFS) research, development, production and sales.

　XRF technology features rapidness, accuracy and non destructive. It is widely used in fields such as electronics, mechanical manufacturing, health and medicine, ecological research, metallurgy, food industry, jewelry, geological exploration, coal industry, papermaking, constructional materials, archeology, merchandise inspection, electroplating, steel industry, petrochemical industry, rare earth, ceramics, environmental protection, precious metal and etc.