The registered address of the city centre for mechanical science and technology ltd. Is located at 568 no. No. North station, new technologies industrial boulevard, located in the city of changjong, shandong province. The registration authority is the city market supervision authority, represented by the legal person wang xianbin, and includes research and development, production, sale of food machinery and accessories, environmental protection equipment and accessories, packaging equipment and accessories, general instrumentation, vehicle parts and accessories, wood processing machinery, moulds, bearings, gears and conveyances, specialized equipment and accessories for rubber processing, plastics processing, casting machinery, sales pressure containers, steel, hardware, environmental protection technical advice, environmental engineering, construction, new energy technology extension services and technical advice, development, construction, maintenance, operation management and technical advice of photovoltaic projects, development, construction, maintenance and technical advice of wind power projects, and import and export of goods. (projects subject to legal approval are not allowed to operate without the approval of the relevant department