Chinese equities climbed Wednesday after the country's securities regulator said it would take measures to promote the steady and healthy development of the market.
The benchmark Shanghai Composite Index rose 4.79 percent, or 130.05 points, to finish at 2,845.02.
The Shenzhen Component Index advanced 6.19 percent, or 665.1 points, to end at 11,404.05.
Combined turnover increased to 213.54 billion yuan (31.27 billion U.S. dollars) from 137.04 billion yuan on the previous trading day.
No stock on the two bourses declined. Gainers outnumbered flats by 874 to 36 in Shanghai and 763 to 43 in Shenzhen.