SHANGHAI, May 27 (SMM) – Spot aluminum was traded at RMB 14,620-14,640/mt in Shanghai on Monday, a discount of RMB 30-50/mt over SHFE 1306 aluminum contract prices. Low-iron aluminum was traded around RMB 14,780/mt. SHFE 1308 aluminum contract prices edged up in early morning session, sending spot aluminum up. Cargo holders rushed to sell for cash as the month comes to an end, but downstream buyers and middlemen watched from the sidelines, preventing spot aluminum from rising above RMB 14,650/mt. Trading was modest at lower prices.