China's output of power batteries surged 175.6 percent year-on-year to 253.7 GWh in the first seven months of the year, according to industry data.

In the January-July period, 153.8 GWh of lithium iron phosphate batteries were produced, up 227.1 percent from a year ago, data from China Automotive Battery Innovation Alliance showed.

The output of ternary lithium batteries stood at 99.5 GWh, up 121.9 percent year-on-year, the data showed.

A total of 134.3 GWh of batteries were installed in electric vehicles in China during the period, up 110.6 percent year-on-year.

In July alone, the output of power batteries was 47.2 GWh, up 172.2 percent from last year.