BEIJING – China's consumer price index (CPI), a main gauge of inflation, rose 0.5 percent year-on-year in July, official data showed Sunday.

The core CPI, which excludes food and energy prices, increased 0.9 percent year-on-year, according to the National Bureau of Statistics (NBS).

Influenced by international imported factors, CPI in July edged down 0.1 percent on a month-on-month basis, the NBS data revealed.

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Sunday's data also showed that China's producer price index, which measures costs for goods at the factory gate, went up 3.5 percent year- on-year in July.