Saldhigga wax soo saarka aluminium ee 8-million-ton ah oo ay dhistay Kooxda Ganacsiga ee Weiqiao ee Zhanhua, Binzhou, waxay ku guulaysatay saamiga taageerada korantada cagaaran ee 20% -25% iyada oo loo marayo mashaariicda isku xirka cagaaran ee tooska ah. Isticmaalkeeda tamarta halbeeg kasta waxay la kulmeysaa heerarka waxtarka tamarta heerka I ee qaranka, iyo nadiifinta aluminiumku waxay dhaaftay 98.99%, taasoo muujineysa dariiq macquul ah oo loogu talagalay kaarboonaynta warshadaha culus ee cayriin-ku-saleysan.