Zhong Guo Hua Gong Bao·2026-02-10 02:05Group 1 - Changan Automobile, in collaboration with CATL, launched its global sodium battery strategy and unveiled the world's first mass-produced sodium battery passenger vehicle at an event in Yakeshi [1] - The sodium battery vehicle has undergone winter validation, meeting user demands in terms of range, low-temperature performance, safety, and discharge performance [1] - The sodium battery, combined with CATL's third-generation CTP system, offers a pure electric range exceeding 400 kilometers, with potential future upgrades to 500-600 kilometers [1] Group 2 - The vehicle demonstrates a discharge power nearly three times higher than conventional lithium iron phosphate models at -30°C, with over 90% capacity retention at -40°C and stable discharge at -50°C [1] - CATL has invested nearly 10 billion yuan in sodium-ion battery technology development since 2016, testing around 300,000 battery cells with over 300 researchers involved [2]