we are one of professional exporter at the metrology field with many years experience in chinese mainland, since we are happy to introduce our products and service to you as follows: 1.measuring tools vernier ,dial and digital caliper; depth and height gauges; dial and digital indicators，digital micrometer, etc 2.optical measuring instruments profile projectors, measuring microscopes, video measuring systems, etc 3.industrial microscopes stereo microscopes, monocular stereo zoom lens, metallurgical microscopes, mini microscope, magnifier, etc 4.hardness testers rockwell, rockwell superficial, brinell, vickers, micro vickers, leeb, shore hardness testers,etc 5.metallurgical specimen preparation machines cutting, grinders and polishers, mounting press machines, metallurgical accessories, etc