From the time of settlement on January 24, 2025 (Friday), the price range of iron ore futures contracts will be adjusted to 12%, and the trading margin level will be adjusted to 14%; the price range of coke futures contracts will be adjusted to 10%, and the trading margin level will remain unchanged; the price range of coking coal futures contracts will be adjusted to 10%, and the trading margin level will be adjusted to 14%; the price range of soybean No. 1, corn, eggs, linear low-density polye...