According to the announcement issued by Zhengshang Institute (Zhengzhou Commodity Exchange), in order to prevent market risks and maintain market fairness, Zhengshang Institute has limited the maximum number of open positions of thermal coal futures contracts in a single day.

Specifically, in thermal coal futures contracts 2 1 10, 2 1 1, 212, the maximum number of open positions of members or customers of non-futures companies in a single day is 100 lots, while thermal coal futures contracts.