焦煤期货主力合约日内大涨8%

Group 1 - The core point of the article is that coking coal futures have surged by 8%, currently priced at 1227 yuan per ton [1] Group 2 - The significant increase in coking coal futures indicates a strong market demand or potential supply constraints [1] - This price movement may impact related industries, particularly steel production, which relies heavily on coking coal [1] - Investors should monitor the coking coal market for further developments that could influence pricing trends [1]