The registration address of tianjin state environmental science and technology ltd. Is located at room 203-32, creative industries park, zinbu river township, zinhu, zinzu city, tianjin city. The registration authority is the market supervision authority of zinnan district, tianjin city. The legal entity's representative operates for the purposes of diversion, including the development, transfer, consultation and servicing of environmentally friendly equipment; water treatment equipment and accessories, boilers, central air conditioning and assistive equipment, mechanical equipment, household appliances, electronics, computers and peripheral aids, wholesale and retail distribution of daily department goods and office supplies; installation of environmental equipment; decoration works; consulting on enterprise management information; advertising design, production, agency, distribution; exhibition services; conference services. (the above-mentioned scope of operation relates to a licence issued by the industry and operated for a period of time, as prescribed by the state specialty regulations