Onbling Casino - Account closed, payment declined, been misled deliberately from their support

i want to complaint this onbling casino online was cheating my money...before i deposit i call the operator to verify of my account because i scared this will not paying­out...a­ft­erthat when i deposit and start to play with bonus credit 90usd few hours agains i win about 500++usd...then i contact the operator them said bonus just can withdraw equal 2 of bonus only but need to make 1st deposit,and i will get on welcome bonus plus winning funds about 520usd,and no max cashout but rollover is 15900.ok i follow the instrution and done it,i deposit 100usd on onbling casino,then start to play on few days,finally i winning on the slotgame about 3800usd,i decide to withdraw it,i withdraw 3000usd and inside account still have 800++usd funds,then after few hours onbling casino locked my account without any reason,then i calling to custermer servise them said donno, email them also no reply,untill now onbling casino no any feedback to me! please help me,what can i do now?
thanks
chee wenghong

@chuzhai,
Any update considering your complaint? Thank you.

no any respond...and i keep email onbling and custermer service also never feed back.....