Forced liquidation on QUOINEX happens when your free margin (available margin) reaches 10% or less of your margin OR margin coverage is 110% or less. System starts closing your trades one by one until free margin gets back above 10%.
On the UI, this is displayed in Accounts panel. The panel is not included in Default workspace. Open the Panels dropdown menu at the top of your dashboard and drag the Accounts label to a place of your choosing anywhere on the dashboard to have it displayed.