The main contract of thermal coal refers to the contract with the largest trading volume or the highest activity in thermal coal futures. At present, the main contract of thermal coal is ZC2 10 1, the trading unit of thermal coal is 200 tons/lot, the futures contract month is1-65438+February, the last trading day is the fifth trading day of the contract delivery month, and the last delivery day is the seventh trading day of the contract delivery month.

Futures are standardized tradable contracts with commodities as the subject matter. Commodities are delivered according to the agreed time limit, and futures trade the standard contract of commodities rather than the commodities themselves.