The registration address of shanghai al tsai environmental technology ltd. Is located at no. 2097, new zhuang village road in the song river area of shanghai; the registration authority is the market supervision authority for the song river region, which operates on behalf of a legal person and includes general items: technical services, technology development, technical advice, technology exchange, technology transfer, technology promotion; environmental advisory services; environmental pollution prevention and control services; environmental pollution services; environmental pollution services; installation services for environmental sanitation; sewage treatment and recycling; solid waste management; collection and use of rainwater, brackish water and mine water; development of microbiological fertilizers; development of intelligent water systems; development of research and development technology for the recycling of resources; online energy monitoring technology; research and de...