There are three tokens which are shared in SmartBCH and BSC (bcBNB, bcUSDT, bcBCH)
Exchange rate of these compared to sBCH represent and opportunity now... Because currently, sBCH Is deppeged from mainchain BCH.
But not for so long, because sBCH plan to peg to BCH Is underway
It Will happen, so basically sBCH Is BCH at discount