SHANGHAI, Apr. 17 (SMM) – On Wednesday night, SHFE 1406 aluminum contract vacillated between RMB 13,215-13,255/mt after starting at RMB 13,230/mt. Trading volumes totaled 6,802 lots, and positions contracted 828 lots to 119,442 lots. On Thursday, the most active contract was range-bound, and closed the day at RMB 13,240/mt. Trading volumes totaled 7,874 lots, and positions fell 1,402 lots to 118,040 lots.