With its Gross Domestic Product (GDP) surpassing 910 billion yuan ($148 billion), Southwestern China's Chengdu city maintained steady economic growth last year, according to the Statistics Bureau of Chengdu.

The city's GDP, increased by 10.2 percent, accounts for 34.7 percent of that of Sichuan province, says the bureau.

Despite global economic turmoil and slower growth nationwide, Chengdu's GDP surged by 133 percent over the 390 billion yuan of 2008.

The city saw steady and relatively rapid growth in industrial production last year, with the added value of large industrial enterprises hitting 291.8 billion yuan, ranking second among sub-provincial mainland cities.

Rapid growth also spanned the city's auto and electronic information products industries. The added value of the auto industry reached 43.2 billion yuan in 2013, up 45.2 percent.

The total import and export volume of Chengdu reached $50.6 billion, up 6.4 percent, while local public revenue reached 89.9 billion yuan, up 16.6 percent.

Meanwhile, the income ratio of urban and rural residents shrank to 2.31:1 from 2.36:1 in 2012, narrowing further the income gap between urban and rural residents.