The registered address of nanjing blue-collar environmental equipment ltd. Is located in nanjing mining and electrical park no. 1 (in the town of saddles in the six-hub area), with the registration authority being the market supervision authority of nanjing city's six-jing district, with legal representatives, operating in such areas as licensed projects: construction works; design of construction works; transport of road goods (without dangerous goods) (subject to the approval of the relevant authorities and subject to the approval of the law) and general projects: construction of garden greening projects; manufacture of specialized equipment for environmental protection; manufacture of pumps and vacuum equipment; sale of pumps and vacuum equipment; development of machinery equipment; sale of machinery equipment; manufacture of specialized equipment (without licensing); technical services, technical advice, technology exchange, technology transfer, technology promotion; property management; rental of non-resident properties (in addition to projects subject to the approval of the law, autonomous operations under the law)