The registration address of the mayor of shenzhen, rong science and technology ltd. Is located at 22 b401 (a multi-site enterprise) located in the centre of the street of the yonggang district of shenzhen city, and is registered as the shenzhen market supervision authority, with legal representatives cai jinshan, and includes general operating projects: environmental science and technology research services; water pollution management; sewage treatment and recycling; sale of specialized equipment for environmental protection; sale of environmental instruments; specialized medicines for environmental pollution treatment, sale of materials (except for controlled chemicals and hazardous chemicals); specialized design services for environmental engineering; engineering environmental facilities construction; environmental assessment; environmental protection monitoring; ecological monitoring; indoor environmental monitoring; water pollution monitoring; soil and water conservation monitor...