The registration address of changsa san technological co. Ltd. Is located in the vicinity of sunshine bridge road in hunan city, located in the area of zhuang city, located in the area of zhongshan street, which is located at 28° t-43. The registration authority is the new zone management committee of hunan zhongjiang. The legal entity is represented by wang ying-tao. It operates in the areas of engineering and technological research and experimental development; electrical machinery and equipment manufacturing; industrial automated control system devices manufacturing; detection equipment production; mechanical equipment manufacturing; intelligent equipment manufacturing; software technology services; software development; software development; integration of electrical equipment systems; optical instrumentation; specialized equipment, optical instruments, electrical equipment, industrial automation equipment, mechanical and electrical products, general instrumentation and distribution of mechanical and electrical equipment; and research and development of technology for networking. (projects subject to legal approval may not operate without the approval of the relevant department)