SHANGHAI, Nov. 13 (SMM) – Copper for delivery in January on the Shanghai Futures Exchange (SHFE), the most active one, opened RMB 380/mt lower at RMB 51,080/mt on Wednesday. Selloff and plunging Chinese A-share sent the red metal tumbling to RMB 50,550/mt. The contract shed RMB 840/mt or 1.63% to close at RMB 50,620/mt. Trading volumes and positions surged by 133,000 lots and 11,166 lots, respectively. SHFE copper will remain under great downward pressure on strong bearish sentiment.