China's consumer price index, a main gauge of inflation, grew 2.1 percent year-on-year in May, down from 2.4 percent in April.
China's fiscal revenue continued a trend of slow growth in May due to tempered economic expansion and the country's tax cutting policies.
China's foreign trade growth slowed sharply in May, partly as a result of new government rules to curb capital inflows disguised as trade payments.
China's urban fixed asset investment rose 20.4 percent year-on-year to 13.12 trillion yuan ($2.13 trillion) in the first five months.
China's producer price index, which measures inflation at the wholesale level, fell 2.9 percent year-on-year in May, NBS announced.
China's industrial value-added output rose 9.2 percent year-on-year in May, down from April's 9.3-percent increase, the National Bureau of Statistics said
China's retail sales grew 12.9 percent year-on-year to 1.89 trillion yuan ($306.8 billion) in May, the National Bureau of Statistics announced
China's new yuan-denominated lending fell to 667.4 billion yuan ($107.65 billion) in May, down from 792.9 billion yuan in April, the central bank said Sunday.