Namuhla (Mashi 8, 2022) Izintengo zemakethe ezishisayo zase-China azishintshile ziya phezulu. Izinto zokusetshenziswa ezikhuphuka nomfula njengamanje, amanani entengo ka-petroleum coke ayaqhubeka nokukhuphuka, izindleko zokushiswa kwe-calcined okuqhubekayo ukucindezela okuqhubekayo, ukukhiqizwa kokucwenga kancane kancane, ukunikezwa kwemakethe kukhuphuka kancane, i-aluminium ephansi ...
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