Hong Kong stocks gained 110.06 points, or 0.48 percent, to close at 23,011.14 on Wednesday.
The Hushen 300 Index reflecting the performance of China's Shanghai and Shenzhen stock exchanges closed at 3,139.38 points Wednesday, up 23.35 points, or 0.75 percent, from the previous close.
The Shenzhen Component Index on the Shenzhen Stock Exchange closed Wednesday at 12,230.69 points, up 102.19 points, or 0.84 percent.
China's benchmark Shanghai Composite Index on the Shanghai Stock Exchange closed at 2,872.77 points Wednesday, up 20.00 points, or 0.70 percent, from the previous close.
Chinese shares rose Wednesday with the benchmark Shanghai Composite Index up 0.70 percent, or 20.00 points, to 2,872.77.
The ChiNext Index, launched by the Shenzhen Stock Exchange (SZSE) on June 1, 2010, edged down 0.49 percent, or 4.36 points, to 890.79 Wednesday
China's stock index futures closed higher Wednesday with the contract for May, the most actively traded, up 0.5 percent from the previous close to 3,134.
Chinese shares climbed in the morning session on Wednesday with the benchmark Shanghai Composite Index up 0.72 percent, or 20.67 points, to 2,873.45 at midday.
Hong Kong stocks gained 115.66 points, or 0.51 percent, to close Wednesday's morning session at 23,016.74.
The conditions for China to create its own international board are nearly mature, the China Securities Journal cited a securities official as saying on Wednesday.
ChiNext Index opened 3.15 points lower at 891.99 Wednesday.
China's stock index futures opened lower Wednesday. The contract for settlement in May, the most actively traded, opened 2.2 points lower at 3,116.2 from the previous close.