The registered address of the north china mechanical manufacturing company in the great township is at the ten queen's brick factory in the great township of the great township of yanjong city, with the registration authority being the grand town municipal market supervision authority, with legal representatives, and includes the processing and sale of thermal fixation of composite and polybiphenyl sheet equipment, silicon plate equipment, masonry sheet equipment, flatware equipment, integrated production lines for temperature protection structures, thermal compressors, carving machines, suppression packers, biomass burners, and type cutting machines. (projects subject to legal approval and subject to the approval of the relevant authorities before operating)**