三友化工：公司不生产钠离子电池，公司年产10万吨电池级碳酸钠项目尚处于试生产阶段

Group 1 - The core point of the article is that Sanyou Chemical does not produce sodium-ion batteries but is involved in the production of battery-grade sodium carbonate, which is a raw material for the positive electrode of sodium-ion batteries [2] - Sanyou Chemical's annual production capacity for battery-grade sodium carbonate is 100,000 tons, and this project is currently in the trial production stage [2] - Sodium-ion batteries can be applied in sodium energy storage systems, indicating potential applications in the energy storage sector [2]