In order to be able to vote you need to first lock a part of your
GNY tokens for a certain time period. Follow the lock account for voting guide
You can vote for yourself. Your voting weight depends upon the amount of tokens you locked.
See guide lock account for voting for details
# Vote for Delegate
# With CLI
gny-cli --host "188.8.131.52" --port 4096 vote --secret "" --usernames "liangpeili,xpgeng,a1300"