双环科技(000707.SZ)：目前正在推进钠离子电池正极材料中试项目

Group 1 - The company is currently advancing its pilot project for sodium-ion battery cathode materials [1] - The planned customers for the cathode materials are primarily focused on two-wheeled electric vehicles and automotive start-stop power sources [1] - After the pilot base's cathode material products are qualified, samples will be sent to these customers for inspection and sales cooperation discussions [1]