(e) production of essential materials; construction of electrical machinery and components; manufacture of metallines and their products; manufacturing of industrial products; manufacturing of industrial products; manufacturing of industrial products; manufacturing of industrial products; manufacturing of industrial products; manufacturing of industrial equipment; manufacturing of industrial equipment; manufacturing of chemical equipment; manufacturing of chemical equipment; manufacturing of chemical equipment; manufacturing of chemical equipment; manufacture of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; manufacture of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; production of chemical equipment; and production of chemical equipment; and production of chemical equipment; and production of chemical equipment; and production of non-chemical equipment; production of non-chemical equipment; and non-chemical equipment; (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)