高工锂电·2025-08-26 11:01Battery - EVE Energy has successfully developed an Ah-level sulfide-based solid-state battery prototype, with a pilot production line of 100 MWh expected to be operational by 2025. The company plans to achieve a breakthrough in production technology by 2026, launching a solid-state battery with an energy density of 350 Wh/kg and a volumetric energy density of 800 Wh/L, followed by a high-energy solid-state battery product with a volumetric energy density exceeding 1000 Wh/L by 2028 [3] - Chuangneng New Energy has signed a cooperation agreement with Dongfeng Liuzhou Motor Co., Ltd., committing to supply over 30 GWh of power battery products over the next five years, applicable to passenger cars and commercial heavy trucks [5] - A joint venture named Zhongling New Energy Technology (Zhejiang) Co., Ltd. has been established by Leap Motor and Zhongchuang Innovation, focusing on new material technology research and development, battery manufacturing, and sales [6] Materials - Jiangsu Yicai New Energy Technology Co., Ltd. has commenced production with an expected annual output value of several hundred million yuan, focusing on the research and production of sulfide electrolytes and solid-state batteries. The company has developed China's first standard for sulfide solid-state batteries and has over 150 patent applications [9] - Ganfeng Lithium has disclosed that its self-developed high-purity lithium sulfide products have completed customer certification and are now in stable supply, with metal impurity content controlled at the ppm level and a main content exceeding 99.9% [10] - Lankai Zhide New Energy Materials Co., Ltd. has announced a project for the annual production of 4,000 tons of silicon-carbon anode materials, with an investment of 483 million yuan [12] - Wanhua Chemical has disclosed an environmental impact assessment for its project to expand the annual production capacity of phosphoric iron from 50,000 tons to 120,000 tons, with an investment of 119 million yuan [13]