Republican presidential candidate Donald Trump.

The mainland's top internet regulator slammed the news portal run by the hawkish Global Times tabloid this week for running sensationalist polls and reports on sensitive issues, according to a source with direct knowledge of the matter and a Radio France Internationale report.

Among the offending items were a poll last month about whether mainlanders supported unifying Taiwan by force, an editorial on US presidential hopeful Donald Trump, and an op-ed on the looming release of the last Tiananmen prisoner.