On July 4, the Ningxia regional market was on a wait-and-see basis, and the mainstream ex-factory price was accepted at 2,100 - 2,350 yuan/ton. It is reported that the Ningxia Petrochemical Plant in the district is expected to be shut down for maintenance tomorrow and the day after tomorrow, and it is necessary to continue to pay attention to the adjustment of the supply and demand structure in the district.