Dozens of pro-democracy activists disrputed a briefing by a senior Chinese official who had been sent to Hong Kong to explain a ruling on Hong Kong's election.
Li Fei is the deputy secretary general of China's National People's Congress Standing Committee.
On Sunday the committee approved a plan for Hong Kong's 2017 leadership election that would only let two or three candidates vie for the top post, and each of those candidates would have to get majority backing from a nominating committee.
Pro-democracy legislator Leung Kwok-Hung was among the protesters at Monday's meeting.
13. (SOUNDBITE) (English) LEGISLATOR, LEUNG KWOK-HUNG, SAYING:
"The Beijing regime tries to devastate what they have promised for the Hong Kong people, One Country Two Systems. I think universal suffrage means there should be no censorship on the candidates on any election."
Hong Kong's current chief executive Leung Chun-Ying looked on as activists shouted and held up signs rea