The county-level city of Zhangjiagang in East China's Jiangsu province posted steady economic growth in the first three quarters of the year. [Photo by Pan Zhihua for chinadaily.com.cn]

Investment in high-tech industries in the county-level city of Zhangjiagang in East China's Jiangsu province hit 2.41 billion yuan ($376.07 million) in the first three quarters, growing by 12.7 percent year-on-year.

Statistics showed that the industrial enterprises above designated size - those with an annual revenue of more than 20 million yuan - have earned 35.26 billion yuan in profits, up 93.8 percent year-on-year.

High-tech industries in the city showed strong growth from January to September, with the output of industrial robots increasing by 43.4 percent year-on-year, and that of lithium-ion batteries growing by 85.9 percent year-on-year.

The city's fixed-asset investment increased by 5.3 percent year-on-year to 43.56 billion yuan in the first nine months of the year, and the total volume of foreign trade reached $31.85 billion in the same period, up 30.3 percent year-on-year.