On August 20, morning futures were sorted into a narrow range. The morning transaction price of methanol in Changzhou area is referenced to 2415 yuan/ton; the arbitrage space sent from the mainland to Changzhou is basically closed; the price range in Jingjiang area in the morning is referenced to 2415- 2,425 yuan/ton, and the basis difference is referenced to +5 yuan/ton; the morning price range in Zhangjiagang area is referenced to 2,420 - 2,430 yuan/ton, and the basis difference is referenced to +10 yuan/ton.