The registration address of yangzhou cai cai-chai electric science and technology ltd. Is located at the chang life square, no. 56 national exhibition road, yangzhou city, with the registration authority being the executive approval board of yangzhou city, with legal representatives and covering general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; information system integration services; integration of intelligent control systems; computer system services; software development; retail distribution of computer software and hardware and assistive equipment; sale of industrial automated control system devices; sale of industrial control computers and systems; sale of material networking equipment; sale of digital video surveillance systems; distribution of electrical switch control equipment; sale of special instrument instruments for environmental monitoring; retailing of electronic instruments; sale of instrument instruments (in addition to legally approved projects, operating on an autonomous basis with a legal licence)