The registration address of the city of zhuyi for sewage materials is located in west village, west village, west village, west village, city of zhuyi, with the registration authority being the city market supervision authority, with the legal personality representing somingbo and covering general items: construction of metal structures; manufacture of rubber products; manufacture of ordinary valves and rotor slugs (other than special equipment); manufacture of hardware products; manufacture of plastic products; manufacture of hard fixes; manufacture of seals; manufacture of generic parts; manufacture of general parts; manufacture of general parts; development of general spare parts; development of hardware products; development of valves and rotor slugs; sale of rubber products; wholesale distribution of five gold products; sale of special equipment; sale of metal products; sale of plastics; sale of rigid items; sale of seals; sale of high-capacity sealed materials; import and export of technology; licensing of goods (in addition to the legally approved projects, business licences are required by law); production of special equipment (subject to the approval of the approved projects by the relevant authorities, specific operations can be carried out on the basis of documents or licence of the relevant department)