A national high-tech enterprise integrating research and development, manufacturing, and sales of electromagnetic measurement equipment is committed to providing accurate and professional electromagnetic measurement technology, equipment, and comprehensive solutions for domestic and foreign users, ensuring more accurate and reliable measurement data, and providing technical support for users to improve product and service quality and control costs. Tianheng Measurement and Control has gathered top technical and management talents in the industry and successfully built a leading electromagnetic measurement equipment research and manufacturing base covering an area of 12000 square meters in Changsha Economic and Technological Development Zone. The company currently has over 100 independent intellectual property rights and has successfully developed 27 series and nearly 300 specifications of professional level testing equipment, providing technical services to tens of thousands of users at home and abroad for a long time. Among the high-end measurement equipment developed by the company, reference level equipment (0.01 level and above) has a market share of over 80% in the domestic market, leading the localization and internationalization of high-end measurement equipment in China, and starting to launch globally defined products, providing better means for electromagnetic measurement in the world. Since its establishment, Tianheng Measurement and Control has participated in national key scientific research projects for many times, and has been invited to participate in the formulation of national standards and measurement technical specifications in many industries. It is the undertaking unit of the "the Belt and Road" national measurement and standard project assisted by the Chinese government. The company is a member of the National Electromagnetic Metrology Technical Committee and has participated in IEC conferences as a representative of China since 2014. It has achieved international best results multiple times in international comparative tests. Throughout the years, the company's two main business segments, "electrical measurement" and "magnetic measurement," have been running parallel. The technology products and services provided in the fields of electrical measurement and magnetic measurement are at the forefront of the domestic market, and the comprehensive solutions involved in both areas are particularly unique internationally. Tianheng Measurement and Control will wholeheartedly provide the most comprehensive and optimal electromagnetic measurement solutions for domestic and foreign users, and expand the solutions to areas such as length, temperature, mechanics, quality, optics, time, and life and health, to solve the most difficult detection problems for users.