on february 23, the price trend of ammonium nitrate in shandong was temporarily stable. the main trend of the on-site negotiation was 4500-4600 rmb/ton. the production and operation of the on-site merchants were stable. recently, the price of the upstream raw material market rose, the supply of goods in the field was normal, the nstream procurement was normal, and the trend of the ammonium nitrate market was temporarily stable.