Sort:  

You need to go to blocktrade , I believe
I think there are three accounts here that swaps SP,SD and others. I haven't done them yet but heard about it. Do a bit of your research yourself

Coin Marketplace

STEEM 0.06
TRX 0.31
JST 0.060
BTC 67830.05
ETH 2044.34
USDT 1.00
SBD 0.50