พล.ต.ต.ธีรเดช ธรรมสุธีร์Photo By WASSAYOS NGAMKHAM ---------------------------------------Published caption::‘‘ There will be a big crackdown on Chinese criminals in areas that are known to be their neighbourhoods such as Huai Kwang, Thonglor or Makkasan."Pol Maj Gen Teeradej ThumsuteeMPB’s chief of investigations