Graphene Blockchain still under development, so phore Team decided to launch it on Etheruem network as ERC - 20 Token, prior to the official launch of the Graphene mainnet network, due to current High Gas Fees, lack of scalability to process smart contracts at an affordable cost, Decided to Move Graphene $GFN launch to #BinanceSmartChain as a BEP-20 token, as we are getting noticed hope to see $PHR, $GFN be listed on #Binance
You just posted what was stated on their announcement. Maybe, there are no definite details yet from the PHR team regarding their airdrop. Would be looking forward if they will list it in Binance. And the exchanges that will participate for the airdrop snapshot.