The EU has announced partial suspension of trade preferences for Cambodia due to the human rights situation. However, the UK has yet to signal whether it will follow suit post-Brexit.
This potentially signals another way the UK will diverge from the EU on sanctions and trade post-Brexit. See further info here on the UK’s post-Brexit sanctions position: https://www.ropesgray.com/en/newsroom/alerts/2020/01/UK-Sanctions-Post-Brexit
The U.K. has not yet reached a decision on continuing its preferential trade status after the transition, British officials say. But if London eventually opts to not follow Brussels’ lead, it will seriously blunt the EU’s ability to confront Cambodia — and other transgressors — on human rights.