Key points of analysis: the price on the 13th was 2.41% higher than the previous trading day. The price of mixed xylene tends to stabilize at a high level, while the price of raw materials of ortho-xylene is temporarily stable; The price of external market fluctuated and rose, the price difference between internal and external market was large, and the profit after the price of o-xylene rose was acceptable; The downstream price of phthalic anhydride rose, but the plasticizer market rose weakly, and the downstream rise of o-xylene was not supported enough. The transaction of o-xylene still needs to be watched.

　　Future forecast: the cost is temporarily stable and the downstream demand is limited. It is expected that the price of ortho-xylene will stabilize in the future.