染料更新：关键中间体H酸供应紧张，活性染料潜在涨价弹性或释放

Investment Rating - The report maintains an investment rating of "Leading the Market - A" [4] Core Insights - The supply of key intermediate H acid is tight, which may lead to potential price increases in active dyes due to the effective cost transmission mechanism [2][3] - The active dye market has been under pressure, with prices dropping to 19,000 CNY/ton due to weak downstream demand, but recent supply constraints are expected to support price recovery [2] - China's dye industry is facing increasing environmental regulations, which may lead to a consolidation of market share towards companies with better environmental practices [8] Summary by Sections - H Acid Supply and Pricing: H acid production is under pressure due to environmental regulations and recent plant shutdowns, leading to a price increase of 0.63% to 40,300 CNY/ton [1] - Active Dye Market Dynamics: Active dye prices have been stable around 21,000 CNY/ton since 2021 but have recently dropped. The cost of H acid, which constitutes 30-50% of active dye production costs, is expected to drive prices higher as supply tightens [2] - Environmental Policies Impact: The Chinese dye industry is heavily regulated due to its pollution levels, with a significant portion of production being scrutinized. The introduction of zero-carbon factory initiatives is expected to further limit capacity expansion and favor leading companies with sustainable practices [8] - Investment Opportunities: Companies such as Jinji Co., Luntai Co., Zhejiang Longsheng, Jihua Group, and Haixiang Pharmaceutical are highlighted as potential investment opportunities due to their production capacities and market positions [9]