LEAD INTELLIGENT(SZ:300450) Xin Lang Cai Jing·2025-09-18 06:11Group 1 - The ChiNext 50 Index (399673) increased by 0.54% as of September 18, 2025, with notable gains from stocks such as Changying Precision (300115) up 9.36% and Xian Dao Intelligent (300450) up 8.46% [1] - The ChiNext 50 ETF (159681) rose by 0.76%, with the latest price at 1.46 yuan and a net subscription of 100 million units during the trading session [1] - The solid-state battery concept saw a rebound in the afternoon, with Xian Dao Intelligent rising nearly 10% ahead of the 6th China Solid-State Battery Technology Conference scheduled for September 24 [1] Group 2 - According to China International Capital Corporation (CICC), the solid-state battery industry is moving towards industrialization, with the equipment sector entering a critical phase from validation to scaling [1] - It is projected that car manufacturers may begin small-scale production of solid-state batteries by 2027, with an estimated market space for solid-state battery equipment reaching 2.5 billion yuan in 2027, expected to grow at a CAGR of 122% to reach 27.3 billion yuan by 2030 [1] - The value proportion of midstream equipment is expected to rise to 75%-80%, with new processes such as dry electrode and isostatic pressing being key growth drivers, indicating clear replacement and revaluation logic [1] Group 3 - The ChiNext 50 Index is composed of the 50 stocks with the highest average daily trading volume in the ChiNext market, reflecting the overall performance of well-known, large-cap, and liquid companies [2] - As of August 29, 2025, the top ten weighted stocks in the ChiNext 50 Index include Ningde Times (300750) and Dongfang Fortune (300059), collectively accounting for 68.14% of the index [2] - The ChiNext 50 ETF (159681) closely tracks the ChiNext 50 Index, with various connection options available for investors [2]