SHANGHAI, Jul. 28 (SMM) – SHFE 1510 aluminum contract was range-bound between RMB 12,250-12,300/mt for most of the day. The contract touched an intraday high of RMB 12,315/mt. Trading volumes were up 3,324 lots to 25,984 lots, and positions were up 88 lots to 146,000 lots. The 5-day moving average should continue to pose strong resistance.