Chinese drug salesmen tell BBC they 'routinely pay bribes'
12 August 2013 Last updated at 23:02 BST
China is targeting dozens of foreign and domestic drugs companies in a crackdown on corruption in its vast health care system.
It follows a bribery scandal involving the British drugs giant, GlaxoSmithKline.
Now, five drugs salesmen - working for other foreign pharmaceutical companies in China - have told the BBC they routinely pay bribes.
Martin Patience reports.