AVIC battery and Ningde battery have their own advantages and characteristics. AVIC battery focuses on lithium-ion battery technology and has high carrying capacity in extreme environment. Its products have passed the highest level IP68 test, showing its technical strength and quality. Ningde battery focuses on the research and development of ternary lithium batteries. The product has high energy density, fast charging speed and good safety performance, and is widely used in new energy vehicles, energy storage systems and other fields. Ningde battery technology and quality are leading, but the price is relatively high. Of course, this is just a personal opinion, and different people may have different opinions and preferences.