CATL(SZ:300750) 中关村储能产业技术联盟·2025-09-25 15:35Core Viewpoint - Sodium-ion batteries are gaining attention as a new energy storage technology, with a focus on their unique performance advantages and the acceleration towards large-scale application [1]. Industry Forum Overview - The "2025 Sodium-Ion Battery Industry Chain and Standard Development Forum" was held in Weihai, Shandong, gathering over 500 representatives from more than 380 organizations, including government, research institutions, and industry players [1][3]. Key Presentations - Academician Li Jinghong emphasized the importance of sodium-ion batteries in green energy development, highlighting their high power, good low-temperature performance, safety, and low cost for applications in hybrid vehicles, UPS, and energy storage [7]. - Beijing Zhongke Haina Technology Co., Ltd. stated that sodium-ion battery technology is transitioning from sample validation to commercial implementation, with expectations for large-scale application by 2026 [10]. Material Innovation - Research on polyanion phosphate cathode materials showed their suitability for sodium-ion batteries in various temperature and high-rate scenarios, emphasizing the need for continuous breakthroughs in cost and performance [13]. Safety Comparison - A study comparing the safety performance of sodium-ion and lithium-ion batteries found that sodium-ion batteries have lower overall thermal runaway risks but higher severity compared to lithium iron phosphate batteries [16]. Standardization Progress - The China Electronics Standardization Institute reported that two national standards for sodium-ion batteries have been published, with 11 more in development, and four international standards being drafted [19]. Performance Evaluation - The forum announced the results of sodium-ion battery performance evaluations, providing critical support for policymakers, investors, and application enterprises [20]. Industry Development - Weihai has been actively developing the sodium-ion battery industry, forming a complete industrial cluster for power battery materials and establishing a pilot base for sodium battery materials [23]. Future Outlook - The forum highlighted the critical transition period for the sodium-ion battery industry, with a strong emphasis on leveraging its core advantages for differentiated competition in the market [26].