1. The trading volume of gold futures was 298,096 lots, a decrease of 26,023 lots from the previous trading day. The open interest was 506,745 hands, an increase of 1,504 hands from the previous trading day.
2. The trading volume of silver futures was 94,049 lots, an increase of 8,589 lots from the previous trading day. The open interest was 137,944 hands, an increase of 12,438 hands from the previous trading day.
3. The trading volume of copper futures was 133,608 lots, an increase of 33,533 lots from the previous trading day. The open interest was 208,836 hands, an increase of 9,304 hands from the previous trading day.