The registration address of shandong de long-range environmental technology ltd. Is located at the 1600 school of junh street in the shandong zhuang economic development zone, with the registration authority being the market supervision authority of the shandong zhu xiaona economic development zone, with legal representatives, and covers general projects: technical services, technology development, technical advice, technology exchange, technology transfer, technology diffusion; water pollution management; specialized equipment for the protection of the environment; construction of specialized mechanical equipment for water resources; construction of fibreglass enhanced plastics; manufacture of eco-environmental materials; manufacture of special instrumentation instruments for environmental monitoring; manufacture of electrical switch control equipment; sale of specialized instrument instruments for environmental monitoring; sale of equipment for environmental protection; marketing of disinfectant agents (other than hazardous chemicals); sale of intelligent transmission and control equipment; sale of specialized chemical products (other than dangerous chemicals); development of intelligent water systems; technical services for combating agricultural surface sources and heavy metal pollution; environmental advisory services; and water pollution prevention services. (in addition to projects subject to legal authorization, activities are carried out on an autonomous basis in accordance with the legal licence) (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)