石化化工反内卷稳增长系列之十一：磷化工：磷铵整体开工率偏低，头部企业资源充足盈利可观

Investment Rating - The report maintains an "Accumulate" rating for the phosphate chemical industry [1] Core Viewpoints - The overall operating rate of phosphate ammonium is low, but leading companies have sufficient resources and can achieve considerable profits [1][5] - Since 2022, stricter export policies for phosphate ammonium have led to a decline in domestic operating rates, with the operating rate for monoammonium phosphate remaining below 60% [4][5] - The profitability of the phosphate ammonium segment is under pressure, but leading companies benefit from their upstream resource reserves [5][6] - The price gap between domestic and overseas phosphate ammonium has widened, with expectations for increased exports in Q3 due to high overseas prices [7][16] Summary by Sections Industry Overview - The phosphate ammonium industry has faced challenges due to export restrictions and regulatory impacts, leading to a significant drop in production and operating rates [4] - The average operating rate for monoammonium phosphate in the first half of 2025 was approximately 53.2% [4] Profitability Analysis - The average gross profit margins for monoammonium phosphate and diammonium phosphate were negative in the first half of 2025, marking a significant decline compared to previous years [5] - Leading companies have managed to maintain profitability through strategic resource allocation and upstream integration [5][6] Market Dynamics - The average price of domestic phosphate rock has seen a slight increase, with expectations for continued high demand in the medium term [6] - The report highlights the potential for increased exports of phosphate fertilizers in Q3, driven by higher overseas prices [7][16] Investment Recommendations - The report suggests focusing on leading companies such as Yuntianhua, Chuanheng Co., Xingfa Group, and others, which are expected to benefit from the anticipated industry consolidation and resource advantages [16]