DCE adjusts the minimum trading volume for opening orders for futures contracts such as styrene.

According to Dalian Commodity Exchange, starting from March 10, 2026, the minimum opening order quantity for trading instructions for styrene futures EB2604, EB2605, EB2606 contracts, ethylene glycol futures EG2604, EG2605, EG2606 contracts, liquefied petroleum gas futures PG2604, PG2605, PG2606 contracts, linear low density polyethylene futures L2604, L2605, L2606 contracts, polyvinyl chloride futures V2604, V2605, V2606 contracts, polypropylene futures PP2604, PP2605, PP2606 contracts will be adjusted to 8 lots; and for pure benzene futures BZ2604, BZ2605, BZ2606 contracts, the minimum opening order quantity for trading instructions will be adjusted to 4 lots.