1. The trading volume of gold futures was 262,852 lots, an increase of 95,332 lots from the previous trading day. The open interest was 454506 hands, an increase of 6443 hands from the previous trading day.
2. The trading volume of silver futures was 84,631 lots, an increase of 37,338 lots from the previous trading day. The open interest was 117,830 hands, an increase of 3,409 hands from the previous trading day.
3. The trading volume of copper futures was 88,628 lots, an increase of 28,807 lots from the previous trading day. The open interest was 190,632 hands, an increase of 3,261 hands from the previous trading day.