Group 1 - The core viewpoint of the articles highlights the impact of the recent explosion at the Haicang Xinyang Zhongkun Chemical Plant, which has a global market share of 22% in DHM (Dihydromyrcene) production, leading to a short-term supply contraction of 5%-8% and a potential price increase of 20%-30% in Q3 [1] - The chemical industry is experiencing a wave of "involution," resulting in many companies facing increased revenue without corresponding profit growth, necessitating a "de-involution" approach for sustainable industry development [1][2] - The China Securities Index for the chemical industry (000813) shows mixed performance among its constituent stocks, with Jinfa Technology (600143) leading gains at 3.68% and Hongda Co., Ltd. (600331) experiencing the largest decline [1] Group 2 - Zhongtai Securities suggests that the price differentials of certain chemical products are nearing historical lows, indicating a potential for a new round of supply-side reforms to promote orderly production and restore normal profit levels [2] - The chemical ETF (159870) closely tracks the China Securities Index for the chemical industry, which consists of seven sub-indices reflecting the overall performance of major listed companies in related sectors [2] - As of July 31, 2025, the top ten weighted stocks in the China Securities Index for the chemical industry account for 43.54% of the index, with major companies including Wanhua Chemical (600309) and Yilong Co., Ltd. (000792) [2]