The registered address of zhongtai seward is at no. 302 of sindu city, hebei province, and the registration authority is the sindu district market supervision authority, with legal representatives representing the zhao army, covering general projects such as software development; the manufacture of transmission and distribution and control equipment; the sale of electrical switch control equipment; the development of engineering and technological studies and experiments; the sale of industrial automated control system devices; the industrial internet data service; the sale of smart instrument forms; the sale of electronic products; and the sale of electric instrument instruments. Licensing (in addition to legally approved projects, operating on an autonomous basis under a business licence): electrical installation services. (a project subject to legal approval may only be carried out with the approval of the relevant department, subject to the approval documents or licences of the relevant department)