The NIRez infrared spectrometer from Wuling Optics has excellent performance, but its price is less than half that of other brands, and it comes with self-developed software. It can be applied to fruit sweetness detection, grain moisture and protein content detection, seafood and meat freshness detection, non-invasive blood oxygen content measurement, online quality monitoring of drugs and powders, soil composition analysis, oil composition analysis and content detection, etc. It can be connected to a computer online, convenient and fast, with a very small core module volume, suitable for more OEM customers.