Nanjing is already a major destination for commodities shipments, chiefly iron ore. Its customs office handled imports of 17.5 million tonnes of iron ore in the first three months of this year, the third-highest in the country, after Qingdao and Shijiazhuang.
Huge supply bottlenecks have affected imports of coal, grains and other dry bulk goods into China, which has turned into the principle buyer for many raw materials thanks to rapid economic growth.
The 18 billion yuan ($2.7 billion) project to deepen the navigation channel would be funded by the Ministry of Transport and the government of Jiangsu province, Xinhua said.