Cycling performance: 99.8% capacity retention rate for 296 weeks at room temperature, 90% DOD cycle; At room temperature, the capacity retention rate of 100% DOD cycle for 400 weeks is 93.5%; Low temperature performance: -10°C/ -20°C/-30°C, 0.5C-2.2V capacity retention rate is 93.51%, 91.75% and 89.24% respectively;

18650-3.2Ah cylindrical battery: 2.5~4.2V, 0.5C charge/3C discharge; Cathode: NCM811; Anode compound capacity: 430mAh/g (KSC-1B, carbon content=3.4wt%); At room temperature, the capacity retention rate of 0.5C charging/3C continuous cycle for 500 weeks is ≥91.0%; At room temperature, the capacity retention rate of 0.5C charging/3C continuous cycle for 1100 weeks is ≥80.0%;

18650-2.6Ah cylindrical battery: 2.75~4.2V, 1C charge/8C discharge Positive electrode: 50wt%NCM523+50wt%NCM811; negative electrode compound capacity: 420mAh/g At room temperature, the capacity retention rate reaches 80.0% after 700 cycles of 1C charge/8C discharge;

High purity; low impurity content; controllable particle size distribution; amorphous, no silicon peaks; Deduction of 0.1C-1.5V reversible capacity 1750±50mAh/g; the first effect was 72.0±1.0%;