Functional features：
It is the first of its kind in China. It adopts pure rounded corner design to reduce sharp Angle discharge and short circuit risk of battery.
Flexible small mold structure, multi-model one-key change, mold life increased by 3 times, use cost reduced by 10 times, single life up to 3 million times, total life up to 50 million times.
The automatic closed-loop operating system realizes the on-line real-time error correction function and guarantees the yield.