Widely used in measurement and quality inspection; Rubber and plastic; Metallurgical steel; Machinery manufacturing; Electronic appliances; Automobile production; Textile chemical fiber; Wire and cable; Packaging materials and food; Instruments and Apparatuses; medical apparatus and instruments; Civil nuclear energy; Civil aviation; Colleges and universities; Research Institute; Commodity inspection, arbitration and technical supervision departments; Building materials ceramics; Petrochemical industry; Other industries.
