SMM ni amagambo ahinnye yisoko rya Shanghai Metals, naho LME ni impfunyapfunyo yo guhanahana ibyuma bya London.

SMM (Kanda kuri SMM) yashinzwe mu 1999 nkisosiyete ikora ubushakashatsi ku isoko ry’ibyuma by’Ubushinwa, Isoko ry’ibyuma bya Shanghai ryasohoye ibiciro by’isuzuma rya buri munsi (SMM Igiciro) ku byuma birenga 100 fatizo, ibyuma byagaciro, ibyuma bito, ibyuma byongera gukoreshwa, ifu y’ibyuma, ibice, semis, alloys, nubutaka budasanzwe mumyaka irenga 10. SMM's Shanghai Ibicuruzwa bitarimo ibara (SMMI) ikurikirana neza uko ibintu bimeze muri rusange ku isoko ry’ibicuruzwa bidafite ingufu mu Bushinwa.

LME (Kanda kuri LME)ni ihererekanyabubasha hamwe nisoko rinini ku isi muburyo bwo guhitamo hamwe nigihe kizaza hashingiwe ku bindi byuma, Mubisobanuro ni ikigo gikomeye cy’ubucuruzi cy’i Londres cyashinzwe mu 1877 kugeza ubu kigurisha ejo hazaza n’amasezerano yo guhitamo ibyuma bitandatu bikomeye: aluminium, umuringa, isasu, nikel, amabati, na zinc.

Ni ngombwa kubakoresha binini bya Aluminium bareba imigendekere yibiciro byisoko kandi birashoboka gufunga amasezerano yigihe kizaza kugirango ibiciro bihamye.

Ku isoko ryo kugabura,ibiciro bya aluminiumishingiye kumafaranga-yumunsi SMM ugereranije.

RAYIWELL MFG Limited ni isoko ryumwuga utanga isahani ya aluminiyumu, imyirondoro ya aluminiyumu, hamwe n’ibyuma nkibyuma bya galvanis, ibyuma byanditseho irangi, ibyuma bya Galvalume hamwe nu byuma bya silicon. IsosiyeteRAYIWELLbakoranye cyane n urusyo runini cyangwa ruto mu Bushinwa hamwe nigiciro cyiza nigihe cyo gutanga byihuse kurwego rwo hejuru kubakiriya bacu nkawe.