what disadvantage of 21700 battery vs 18650 battery?
1. 18650 battery has obviouse market for a long time.
18650 is well matched, in addition to electric cars, it can also be digested in other fields, such as 3C digital, UAV, electric tools, and so on. But for 21700, there is no effective industrial chain to digest the batteries, which will undoubtedly increase the cost.
2. battery production device and equipment invest and output.
21700 the production equipment and production process of the battery can not be prepared in one day. How to arrange the competition strategy of the battery production enterprise is also to be looked at.
3. In addition to the market demand is not obvious and the battery manufacturing process is not enough, the relevant policies of the state in terms of battery size standards also have a significant impact on the selection of battery size in China.