CHOTEST is not only a software company but also a national high-tech enterprise integrating research, development, production and sales, specializing in designing and producing precision measurement instruments and calibration instruments. 
Since its establishment, the company adheres to the principle of technological innovation as development basis. With more than ten years of development, the company has accumulated rich practical experience and established a strong professional technical team in light, machine, electronics and information technology. At present, the company has a number of technology patents and software intellectual property rights.
The company has modern office and precision machining & assembly factory. In addition, a number of professional laboratories well equipped with advanced research facilities have been established. All products are manufactured in accordance with ISO9001 standard. The company is always living up to the motto that is providing the customers with top quality products.
The sales and service network has covered more than 30 provinces, municipalities and autonomous regions in China. The company has been maintaining long-term close cooperation with many well-known domestic enterprises and research institutes. There has been significant progress in overseas market development.
With professional technology accumulation for more than a decade, the company has designed and manufactured SJ5200 series of Universal Thread Measuring Machines, which provide a high efficient measurement solution for threads and thread gauges, in addition, they fill the gap of technology in China. SJ5100 series of Universal Length Measuring Machines, SJ6000 Laser Interferometer, SJ5700 series of Profilometers  have reached international advanced level. SJ2000 series of Dial Indicator Testing Machines, SJ2200 series of Micro-Angle Calibrator, SJ2300 series of Perpendicularity Testing Instruments, SJ200 series of Precision Height Measuring Instruments have become classic products in own field. Chotest products promote the equipment and technology upgrading in metrological testing industry in China.
At present, the company has dozens of independently developed products with new technology, widely used in government Metrology and Quality Inspection agencies, national defense and military industry, automotive, aerospace, machinery, metallurgy, electric power, petrochemical and other industries. The company also has involved in developing a number of national standards in China and has made its due contribution to China's metrology and testing technology development.
CHOTEST focuses on technology development of precision measurement equipment and sophisticated testing equipment. It constantly challenges to all kinds of technical barriers and technology monopoly. The goal of the company is to provide high-end measuring equipment to manufacturing industry in all over the world.