[Crypto Chains/Wallets for Dummy (2021-11-25)

1. WHAT IS CHAIN ?
2. CHAIN BETWEEN EXCHANGE AND WALLET
3. ERC20 VS TRC20 WHEN WITHDRAW
4. ETH VS WETH ("WRAPPED ETH“)](https://s3-us-west-2.amazonaws.com/secure.notion-static.com/0e90b43e-ad95-404f-87bd-0cb21fe1c6b1/Demi-Knowledge_Sharing_20211121.pdf)

Crypto Chains/Wallets for Dummy (2021-11-25)

1. WHAT IS CHAIN ?
2. CHAIN BETWEEN EXCHANGE AND WALLET
3. ERC20 VS TRC20 WHEN WITHDRAW
4. ETH VS WETH ("WRAPPED ETH“)