KAIYUAN SECURITIES·2026-01-29 00:24Investment Rating - The industry investment rating is "Positive" (maintained) [1] Core Insights - The report highlights that leading companies are expected to benefit significantly from the trend of carbon reduction, with a stable yet slightly strong market structure for potassium chloride [3] - The PVC industry is undergoing a transformation towards mercury-free production, driven by regulatory pressures and environmental concerns, which will increase production costs for traditional methods [5][6] - The report notes that the chlor-alkali industry is experiencing significant losses, with net profits dropping from 182 RMB/ton in Q3 2025 to -49 RMB/ton in Q4 2025, indicating a critical need for capacity exit [7] Summary by Sections Industry Overview - The PVC industry is facing a transition to mercury-free production methods, which will require significant investment and may lead to the exit of smaller, less profitable companies [6][7] - The Water Mercury Convention aims to phase out mercury use in PVC production by 2032, impacting production costs and methods [6] Market Dynamics - The chlor-alkali sector is currently in a state of widespread loss, with the profitability of caustic soda declining, making it difficult to maintain the current production balance [7] - The cancellation of export tax rebates for PVC and anticipated restrictions on high-energy-consuming industries are expected to accelerate the exit of outdated production capacity [7] Beneficiary Companies - Potential beneficiaries from these industry changes include Xinjiang Tianye, Zhongtai Chemical, Chlor-alkali Chemical, Jiahua Energy, Junzheng Group, Beiyuan Group, and Kaili New Materials [8]