SHANGHAI, Feb. 21 (SMM) – Spot aluminum was mainly traded at RMB 14,550-14,570/mt in Shanghai on Thursday, with discounts at RMB 130-150/mt. Low-iron aluminum was traded around RMB 14,660/mt. SHFE 1305 aluminum contract prices lost more than 1%, causing spot aluminum prices to slid RMB 150/mt to RMB 14,550/mt. Spot discounts narrowed slightly, but traders remained active in moving goods. Downstream producers and middlemen refrained from entering markets, leaving trading muted.