【明報專訊】THE Hong Kong and Macao Affairs Office (HKMAO) of the State Council has released three statements in rapid succession, stressing that the central government has the power and responsibility to maintain the constitutional order of Hong Kong. Over the past year, the political situation in Hong Kong has undergone a radical change, with the pan-democrats and the central government on the road to a showdown. As the relationship between China and Hong Kong has become strained, where "One country, two systems" will be headed is a deeply worrying question.