Manufacturing and sales of electric flat cars and rail vehicles; installation and commissioning of electrical appliances and tracks for electric flat cars; road general cargo transport; self-operated and agent import and export of various goods and technologies (excluding goods and technologies restricted or prohibited by the state); house leasing. General items: software sales; software development; software outsourcing services; sales of industrial automatic control system devices; sales of intelligent vehicle-mounted equipment; research and development of motor and its control systems.