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About

   Johnman Tools Co., Ltd., we’re mainly engaging in researching, producing and marketing of vernier calipers, digital calipers, dial calipers, depth gauges, height gauges, micrometers and other hand measuring tools. The products were sold to many countries and regions in Europe, America, Southeast Asia and others. We are adhering to the service concept of "profession, concentration, continuous optimization, permanent management"...Details>>