CBAK Energy Signs Investment Agreement for 12 GWh Sodium-Ion Battery Project in Nanjing

DALIAN, China, Sept. 23, 2026 (GLOBE NEWSWIRE) -- CBAK Energy Technology Limited (NASDAQ: CBAT) (“CBAK Energy” or the “Company”), a China-based lithium-ion battery manufacturer and energy solutions provider, today announced that it has signed an investment agreement with the Nanjing Gaochun Economic Development Zone for the research, development and manufacture of large cylindrical sodium-ion battery cells and integrated battery systems in Nanjing, Jiangsu Province. The project would add 12 gigawatt-hours (“GWh”) of annual cell production capacity, advancing the Company’s previously announced sodium-ion expansion plan.

CBAK Energy advances its sodium-ion expansion with a planned 12 GWh project in Nanjing.