The registration address of shandong yunhua electric science and technology ltd. Is located on the 21st floor of the 1st floor of the osheng building, zinang square, zinang district of china (shandong) free trade test zone, and is represented by a legal person on the market control board of the district committee for the development of new technologies in jeennan gao, including general projects: manufacture of mechanical and electrical equipment; sale of electrical equipment; processing of mechanical parts, parts and components; sale of mechanical parts; processing of metal surfaces and heat processing; development of mechanical equipment; sale of metalworking machinery; manufacture of general equipment (excluding special equipment); manufacture of specialized equipment (excluding licensed specialized equipment); manufacture of specialized equipment); sale of special equipment; industrial control of computers and systems; sale of magnetic materials; sale of software; sale of software; technical services, technical advice, exchange of technology, extension of technology; sale of industrial robots; installation, maintenance of new materials and technology development; manufacture of specialized electronic equipment; sale of specialized electronic equipment; manufacture of specialized materials; manufacture of specialized electronic materials; sale of magnetic materials; and sale of magnetic materials (subjects subject to the approval of