Fuzhou Link Optical Instrument CO. LTD is the biggest professional refractometer manufacturer in China and has engaged in the researching and producing all kinds of optical instruments.We have years' experience in this line. Link has numbers of professional technicians specialized in developing and processing products. There are numbers in professional marketing who use the most advanced marketing way. The Hand-Held refractomenter is our main product, but we also have succeeded in developing and producing Biological Microscopes; Stereo Microscopes; Microscopes and different kinds of Light Sources System for usage of Optical Instruments according to the require of our business customers. With high quality and competitive pricing, Link's products are mainly exported to Europe and America. Particularly, in USA, our products have a good reputation. Link devotes every effort to products development; production management and quality control. We are aiming at all demands of customers. It must be trusted by customers all over the world with Brand-new Image. With high standard of service; quality and competitive pricing ,we welcome your visiting and your transaction.