Hong Kong's new police commissioner played down the impact of recent U.S. sanctions on Hong Kong and Chinese officials, while pledging to do more to safeguard national security in the financial hub.

China’s former top spy catcher is among six security enforcers targeted as the Trump administration turns its attention to human rights issues in the city.

The United States has imposed sanctions against Chinese officials accused of committing human rights abuses in Hong Kong as it released its latest report on Beijing's influence over the city.