Today, the most-traded BC copper 2508 contract opened at 69,510 yuan/mt and closed with a positive candlestick, indicating an increase in long positions. During the night session, the most-traded BC copper contract touched a low of 69,400 yuan/mt at the beginning of the session, and then the price center continued to move upwards. It opened at 69,740 yuan/mt during the daytime session. The daytime session saw the contract pull back from highs, continuing a pattern of wide-range oscillations. Near the end of the session, the bulls launched another attack, pushing the price to an intraday peak of 69,900 yuan/mt. It finally closed at 69,890 yuan/mt, up 380 yuan/mt, representing a 0.55% increase. The open interest was 2,642 lots, an increase of 460 lots from the previous trading day, and the trading volume was 2,173 lots.