China: Hong Kong security law won't affect rights

China insisted Thursday that a planned new security law for Hong Kong would t affect rights and freedoms of residents living re.

law would t reduce Hong Kong's automy, Chinese foreign ministry spokesman Zhao Lijian said in Beijing.

During a regular news briefing, Zhao also threatened retaliation over Britain's proposal to take in up to three million Hong Kong residents if security law goes ahe.

"We firmly oppose that and reserve right to take corresponding measures," he warned.

He also commented on a dispute over passenger flights between China and United States.

Zhao said China's aviation regulator was maintaining communication with US over issue.