Home prices in China's top 70 cities decreased 0.6 percent year-on-year, narrowed 0.5 percentage points over April, according to the release by the National Bureau of Statistics.

The sales price of newly constructed residential homes dropped 1.3 percent year-on-year, fell 0.4 percentage points over April.

In terms of different sub-dwelling sizes, the sales price indices of newly constructed residential buildings at and below 90 square meters fell 0.2 percent year-on-year, while that of chain index increased 0.6 percent.

In May, national real estate development climate index was 95.94, up 1.18 percentage points month-on-month.