KSJ Photoelectrical Instruments Co. Ltd. is one of leading professional manufacturers of Testing Instruments in China .
We have accumulated more than twenty-year practical experiences in the design and manufacture of photoelectrical instruments. We have the perfect abilities in product development, innovation and reformation from research to bulk production.
After 25 years'development, KSJ Glossmeters have been widely used all over the world in gloss measuring of paint work, decorative ...
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