SHANGHAI, Jun. 16 (SMM) – Mixed economic data caused three-month aluminum on the London Metal Exchange to give back some gains after rising at first. China’s industrial output and retail sales data for May matched forecasts, easing worries over a China slowdown. However, PPI in the US fell by a surprise 0.2% in May and Consumer Confidence Index in June dropped to the lowest since this March. In this scenario, three-month aluminum on the LME advanced to USD 1,856/mt after opening at USD 1,841/mt last Friday, but then surrendered some gains to end up USD 4.3/mt at USD 1,843.3/mt. Trading volumes contracted 5,754 lots to 8,907 lots, with positions off 694 lots to 924,000 lots.