Wrapped BCH 价格

Why do we need "Wrapped BCH" on SmartBCH? I understand why ETH needs wETH but wBCH does not seem to serve the same purpose.

<!-- SC_OFF --><div class="md"><p>I've been reading about wrapped ETH and that makes sense (basically ETH is not an ERC20 token itself but wETH is) but BCH on SmartBCH is already a token no different than wBCH, right? </p> <p>​</p> <p>Or is "Smart BCH" the token, "SBCH" (or whatever we are calling it) is like ETH?</p> </div><!-- SC_ON -->   submitted by   <a href="https://www.reddit.com/user/ImRichBCH"> /u/ImRichBCH </a> <br/> <span><a href="https://www.reddit.com/r/btc/comments/uswk8m/why_do_we_need_wrapped_bch_on_smartbch_i/">[link]</a></span>   <span><a href="https://www.reddit.com/r/btc/comments/uswk8m/why_do_we_need_wrapped_bch_on_smartbch_i/">[comments]</a></span>