【SMM BC Copper Commentary: Global Inventory High Position Retreat, Copper Price Continues to Rebound】SMM October 30th News: Today's BC Copper Main Force 2401 Contract, opened at 59560 yuan/ton, closed positive in the day, Bollinger midline through the column, 60-day line through the upper shadow line. During the morning trading session, after opening the bottom at 59620 yuan/ton, the center of gravity of the empty warehouse plate fluctuated higher with the reduction of positions.