The increase in prices is above the central bank's forecast of 5% for the second and third quarters of 2008 and above the target of 4%.
The central bank's policy board raised the cost of borrowing to 8%, the highest rate since December 2005.
The bank said the rate hike was necessary "to reinforce medium-term inflation expectations
- A route to economic growth – The Belt and Road Initiative 2018 survey
- After the Congress – Interpreting China’s new development concept
- Asian Infrastructure Investment Bank – Raising expectations
- Central banks: the economy’s emergency responders
- ECB will ‘accelerate efforts’ to tackle staff concerns after second survey