PPI上行验证，继续重视涨价链

Core Viewpoint - The recovery of prices is identified as the most critical logic supporting corporate profit improvement in 2026, which may also influence market styles [1]. Price Trends and Data Analysis - The first inflation data of the year validates the momentum of price improvement, with the Producer Price Index (PPI) reaching a year-on-year high not seen since August 2024 and a month-on-month high since October 2023 [1]. - The proportion of price-increasing subcategories in the comprehensive price database has risen to a relatively high level, indicating a strong correlation with the month-on-month PPI trends [1]. - Recent price increases are characterized by a broader range and richer clues, driven by international commodity price transmission, favorable policies, and trends in the technology industry [4]. Sector-Specific Insights - The sectors with significant month-on-month PPI increases in January include non-ferrous metals, non-metallic mineral products (such as building materials), black metals, technology manufacturing, chemical fibers, and agricultural processing [4]. - The price increases in these sectors correspond with the high-frequency tracked price subcategories, indicating a robust link between input inflation and domestic price recovery [4]. Price Increase Clues - The proportion of subcategories with price increases over the past three months is at its second-highest level since 2016, only surpassed by the supply-side reform period in 2017 and the significant inflation period in 2021 [4]. - A detailed table shows various subcategories with significant price increases in January, such as oxygen pressure (62.5%), lithium concentrate (52.3%), and DRAM index (35.7%), indicating strong upward price trends across multiple sectors [6][7]. Future Outlook - The post-holiday period is seen as a critical window for validating price increases, with expectations for further price clues to emerge as the spring construction season begins and policies are implemented after the March meetings [9]. - Historical data suggests that the first quarter is typically a key period for PPI acceleration during inflation cycles, indicating a potential for sustained price increases [9]. Sector Performance Expectations - The relative performance of sectors such as TMT (Technology, Media, and Telecommunications), advanced manufacturing, and resource & infrastructure chains is expected to be strong post-Spring Festival, with higher win rates anticipated [10]. - A statistical analysis shows that industries with a positive correlation to PPI include chemicals, steel, building materials, transportation, petrochemicals, non-ferrous metals, and coal, among others [14].