Retail sales of new energy vehicles (NEVs) in China jumped 31.9 percent year-on-year in July, data from the China Passenger Car Association (CPCA) showed on Tuesday.

A total of 641,000 NEVs were sold in China last month, according to the CPCA. However, the figure represented a month-on-month decline of 3.6 percent.

China's new energy vehicle market continued to see substantial expansion as the total retail sales of NEVs rose 36.3 percent year-on-year to 3.73 million units since the beginning of the year, data showed.

Data indicates that retail sales of passenger vehicles reached 1.78 million units in July, marking the second-highest level in history.