SHANGHAI, Jun. 12 (SMM) - Spot aluminum largely traded between RMB 13,280-13,290/mt in Shanghai on Thursday, a discount of RMB 80-90/mt over SHFE 1406 aluminum contract. Mainstream traded prices were RMB 13,250-13,270/mt Wuxi and RMB 13,300-13,310/mt in Hangzhou. Sellers raised offers now that the delivery date of SHFE 1406 aluminum contract is approaching. High offers cooled buying.