Standing county education technology ltd. Is registered at 2188 long city avenue, changzhou city bell building, with the registration authority being the administrative approval board of changzhou city bell building, with legal representation and general projects: construction of teaching models and teaching aids; sale of teaching models and teaching aids; sale of teaching equipment; manufacture of laboratory analytical instruments; sale of laboratory analytical instruments; manufacture of industrial automated control system devices; sale of industrial automated control system devices; sale of electrical equipment; manufacture of smart infrastructure equipment; sale of intelligent infrastructure equipment; installation of general machinery equipment; sale of machinery equipment; manufacture of electronic specialized equipment; sale of electronic specialized equipment; technical services, technology development, technical advice, exchange of technology, technology transfer and technical promotion; environmental advisory services; safety advisory services; extension services for new materials; engineering and technical research and experimental development; sale of office supplies; wholesale distribution of computer hardware and support equipment; retail trade of computer hardware and support equipment; sale of chemical products (other than licensed products); operation of professional design services (in addition to legally approved projects, on the basis of a licence)