The Qianzhou-Longyan railway, a key state railway project which links southern Jiangxi Province and western Fujian Province, opened to traffic Friday after three years of construction.

Costing 6.33 billion yuan (765 million US dollars), the 209.1 kilometer railway is expected to boost economic development in areas it runs through in these two east China provinces, a local government official told Xinhua.

Currently, 12 pairs of cargo trains and nine pairs of passengers trains are available on the Qianzhou-Longyan railway.

The is the fourth railway that links Fujian Province with the rest of China.