We are located in Zhangzhou, which is a small, beautiful and calm city in CHINA mainland! We began our optical instruments business from 2001, having a factory with 3300 meter squares,5 experts in optical and electronic designs. We have tens of patents of refractometer, microscope and gemstone identify tools.
The refractometer and fiber inspection microscope were our first business at the beginning. In 2003, the gemstone identify instruments were introduced to our business. Now,we can make the f...
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