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**** Hidden Message *****内容 We have sold more than 50-70 pcs of japanese gem refractometers per year. Now we are much interested in your digital refractometers. Please give us the price. I want to receive: Product Spec . Price Payment . Sample Needed . **** Hidden Message *****联系方式 J&J Instrument Co. James Kwon jandj21c@hotmail.com 82-02-5764787
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