The registered address of nanjing jun autonomous science ltd. Is located in room a-3502 of the greenfield square, nanjing shan street, gangin city, nanjing city. The registration authority is changjin district administration authority, with representatives of chen changjin. The legal person is represented by chen changjin, and includes automated equipment, gas analysers, seismic sensors, thermometers, pressure smart tables, remote monitoring devices, flow-grade electrical valves, bus meters, electric protections, transmissions, cable cables, construction materials, bridges, bearings, thermo-programmes, electrical barriers, switches, clothing, wholesale distribution of household appliances, retail sales; electrical cables, instrumentation forms, automated control engineering systems manufacturing and sales; computer software development, technical advice, technical services; cleaning services; cereals, seedwood cultivation; car rental; bridge construction, sale; import and export operations for various types of goods and technology (except for goods and technology in which the state limits companies operate or prohibit imports and exports). (projects subject to legal approval may not operate without the approval of the relevant department)