BEP20 is designed for interoperability and it can be converted to BEP2 as well as ERC-20-compatible token using a bridge to link it with other blockchain networks.
Read moreShould I transfer with BEP2 or BEP20?
When on Binance Chain, you have to work with its native token, BEP2. When on BSC, you need to use BEP20 . Therefore, if you are interacting with a dApp, you’ll need to use BEP20 since it’s the smart chain counterpart.19 Eki 2021
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