Shanghai Hujin Instrument Equipment Co., Ltd. is a comprehensive company specializing in the research, development, production, and sales of metrological testing instruments. We provide a variety of measuring tools, instruments, and services required for metrology, quality inspection, and certification to domestic scientific research, education, and industrial production units. Our main products include German BECKER vacuum pumps, German LEYBOLD vacuum pumps, German SCHMIDT tension gauges, German HONIGMANN tension sensors, Japanese SHINZO measurement instruments, and HUN brand tension gauges.