Shanghai Bosun auaha Co., Ltd. ko te kamupene auaha ngaio, e taea te rangahau, te whakaputa me te hoko momo katoa o auaha. Ko te hua matua ngā momo katoa o te pere maitai, maitai toheroa, maitai i pere waea tapahia, pōro he kowiri tira, pōro konumohe, pōro konutea, pōro parahi rite te pai kia rite ki te onepu parahi, corundum parauri, corundum pango, me te pera i runga i.