碳中和50ETF国泰（159861）盘中涨超1.5%，固态电池产业化加速推进

Group 1 - The solid-state battery industry is accelerating its commercialization, with the first national standard for automotive solid-state batteries expected to be reviewed and approved in April and officially released in July [1] - On the equipment side, Lingge Technology has won a bid for a hundred-ton level sulfide solid electrolyte production line [1] - In terms of battery development, companies such as Dingsheng Technology and Huineng Technology have reached cooperation agreements on solid-state batteries, while Guoxuan High-Tech is collaborating with BASF to develop solid-state battery technology [1] Group 2 - Lithium salt prices are declining, while cell prices are on the rise [1] - The Carbon Neutrality 50 ETF from Guotai (159861) tracks the Environmental 50 Index (930614), which selects outstanding listed companies in the clean energy, energy conservation, and environmental governance sectors from the A-share market to reflect the overall development status and trends of China's environmental industry [1]