The registered address of hsu-ha environmental technology ltd. Is in the village of grand yuang, kanangang, hebei province. The registration authority is li bi-sheng, a legal representative of the grand city market supervision authority of kanyo city and includes the development, transfer of technology and technical services for environmental products; production and sale of: desulphurizers, denitrogents, accelerants, accelerants, accelerants, dust cleaners, scavenging agents, scavengers, accelerants, accelerants, accelerants, water treatment agents; and sale of: thermostats, sealed materials. (projects subject to legal approval may not operate without the approval of the relevant department)