They are working on fixing the bridge to send your POW tokens to the Ethereum blockchain. Give them some time, and check twitter for updates.
https://twitter.com/POWtokenfrom the beginning of the year, the team pow token was still being prepared, so we were only assigned to support and be patient.
a lot of the good information they shared on twitter was one of them.
therefore if you have tokens it is better to wait until the process is complete.