Very important! ! ! Before making a large deposit, be sure to use a small amount to test the coin for the first time.
Only when the recharge and withdrawal can be completed can a large amount of recharge be used.
Mnemonic is the only way to restore your wallet, be sure to keep.
Do not record on any electronic equipment, and do not spread or record on any network channels to ensure asset safety.
ps：When trading on the chain, you need to have enough Gas fees. Gas related information: What is "block gas limit"?