The city of Sodertalje, Sweden, became a sister city of Wuxi on?October 8, 2007.

With an area of 528 square kilometers and a population of 78,000, Sodertalje is an important transportation hub, 30 kilometers far away from the capital of the southern Swedish , Stockholm. It is also a city with a booming economy, where two world-famous companies, AstraZeneca and Scania, originated and headquartered.