The registration address of changshahi electronics and technology development ltd. Is in room c3 504 of the new science and technology industrial park of the twilight cloud industrial park, changsha city. The registration authority is the market supervision authority of the twilight heart area of changsha city, with representatives of legal persons and includes electronic instruments, electronics, communication and automated control technologies, electronics products, smart technologies, industrial automation equipment, educational equipment, development of electronics, electrical technology, electrical technology, power supply equipment; software development system integration services; integrated circuit chart design agent services; maintenance, maintenance of electrochemical teaching equipment; research and development of teaching equipment; pedagogical testing and evaluation activities for all types of education; distribution of software; research on electronic products and acce...