1. The trading volume of gold futures was 268,811 lots, an increase of 31,441 lots from the previous trading day. The open interest was 482,880 hands, an increase of 19,769 hands from the previous trading day.
2. The trading volume of silver futures was 40,654 lots, a decrease of 9,917 lots from the previous trading day. The open interest was 120,474 hands, an increase of 736 hands from the previous trading day.
3. The trading volume of copper futures was 60,757 lots, a decrease of 1,123 lots from the previous trading day. The open interest was 195,613 hands, an increase of 832 hands from the previous trading day.