焦煤期货主力合约日内跌超4%，现报1156元/吨

Group 1 - The core point of the article is that coking coal futures have experienced a significant decline, dropping over 4% in a single day, with the current price reported at 1156 yuan per ton [1] Group 2 - The decline in coking coal futures indicates potential volatility in the commodity market, which may impact related industries such as steel production and energy [1] - The reported price of 1156 yuan per ton reflects current market conditions and may influence future trading strategies for investors [1]