Belo-horizonte, Brazil and Jiangyin signed to become sister cities on November 22, 1996.
Hayward, the United States and Yixing signed to become sister cities on October 19, 2015.
Mungyeong, South Korea and Yixing signed to become sister cities on March 30, 2010.
Novo Mesto, Slovenia and Yixing signed to become sister cities on November 9, 1995.
Gwangju, South Korea and Wuxi's Xishan district signed to become sister cities on February 26, 2013.
West Orange, the United States and Wuxi's Xishan district signed to become sister cities on August 1, 2011.
Oldham, United Kingdom became a sister city with Wuxi's Xishan district on September 7, 1999.
Ulju, South Korea and Wuxi's Huishan district signed to become sister cities on June 7, 2018.
