At the close of the morning session, the main domestic futures contracts were mostly in the red, with synthetic rubber and eggs falling by more than 2%, coking coal, peanuts, coke, SC crude oil, Shanghai nickel, fuel oil, No. 20 rubber, soybean, soda ash, ferrosilicon, and soybean oil falling by more than 1%. In terms of increase, caustic soda rose by more than 1%, and polysilicon rose by nearly 1%.