พล.ต.ต.ธีรเดช ธรรมสุธีร์ Photo 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