Once you have deposited into the smart contract of JOYSO, there should be ETH, JOY or other kinds of ERC20 tokens available in JOYSO for you to trade.
You can see the section marked as “SELL” and “BUY” respectively on the exchange website. Insert the amount and the price you hope to buy or sell.
Once you sign and submit the confirm transaction message, you permit JOYSO to match orders for you.
Noted that if the total amount of your order exceeds your available asset, there will be a line of red reminder. There will also be a reminder if the price you insert is too off from the market price.
If there isn’t any order to match, the order will appear on the lower left “My order”.