双环科技：公司正在推进钠离子电池正极材料中试项目，将根据中试效果研判是否实施钠离子电池正极材料产业化

Group 1 - The company is actively developing new revenue and profit growth points, focusing on the sodium-ion battery cathode material pilot project [2] - The company will assess the pilot project's results, performance, and cost of the produced cathode materials to decide on the timing and implementation of industrialization [2] - There is no current announcement regarding the start of production for the sodium-ion cathode material production line [2]