The registered address of nantung-leng-fai machinery, ltd., is 9th group 33 in the village of baitien, baitien, city of ha'an, with the registration authority of the city's market supervision authority, with the legal entity's legal representative, and its scope of operation includes general items: manufacture of equipment for the protection of the environment; manufacture of equipment for the removal of dust; construction of metal structures; manufacture of machinery for the production of building materials; manufacture of machinery for the production of mines; manufacture of equipment for material handling; manufacture of ordinary valves and rotors (excluding special equipment manufacture); import and export of goods; research and development of machinery and equipment (in addition to projects subject to authorization under the law, autonomous operation under the law on the basis of a licence)