Hong Kong stocks closed up 127.08 points, or 0.59 percent, at 21,678.80 points on Friday.
Chinese shares rose Friday after the central bank announced Thursday night plans to maintain its moderately loose monetary policy and enhance financial supports to boost sustainable economic development.
The ChiNext Index, launched by the Shenzhen Stock Exchange (SSE) on June 1, rose 2.43 percent, or 24.04 points, to close at 1,011.39 points in Friday's trading.
China's stock index futures closed higher Friday with the contract for August, the most actively traded, up 2.7 percent from the previous trading day to end at 2,920 points.
China will probably let more investment companies backed by local governments issue bonds, according to the group that regulates the country's interbank bond market.
The central parity rate of the yuan, China's currency Renminbi (RMB), advanced to 6.7730 per US dollar Friday from 6.7783 per US dollar Thursday, according to the data released by the China Foreign Exchange Trading System.
China's stocks opened slightly lower Friday with the benchmark Shanghai Composite Index down 0.08 percent to open at 2,618.71.
Hong Kong stocks closed up 1.84 points, or 0.01 percent, at 21,551.72 points on Thursday.
The ChiNext Index, launched by the Shenzhen Stock Exchange (SSE) on June 1, rose 0.95 percent, or 9.34 points, to close at 987.35 points in Thursday's trading.
China's stock index futures closed lower Thursday with the contract for August, the most actively traded, down 0.89 percent from the previous trading day to end at 2,846.4 points.
China's stocks fell on Thursday, led by drops of property developers on media reports that the country's banking regulator had asked banks to assess the impact of a possible tumble in housing prices.
China Resources Land Ltd has invited investment banks to underwrite a new share issue to raise about $700 million for the acquisition of projects from its parent company, a newspaper reported on Thursday.