Withdrawl matic from binance to cex.io using matic network

I withdraw my matic from binance to cex.io and i chooses unsupported network MATIC for cex.io
My coins left binance successfully but did not arrive to cex.io.
What can i do now to recover them… please help

May be in the future there will be a solution for such cases?

I mean at the end, where these tokens goes?