We don't have any information that we can help you with, nor do we have the power to suspend their accounts. So, the best way to proceed with your case is to contact your respective trading portal's support team:
Mudah: http://www2.mudah.my/support/list/0?ca=11_s
Ebay: http://pages.ebay.com.my/help/contact_us/_...tml?_trksid=m37
Lelong: Send an email to feedback@lelong.com.my
If you were conned on Mudah, Ebay, or Lelong.., read this.