Qiandeng is a town in Kunshan, Suzhou, Jiangsu, China. As of 2018, it has 12 residential communities and 16 villages under its administration. It is located 15 kilometers south of Kunshan city and borders Qingpu District, Shanghai on its east side. Qiandeng has an area of 84km2 and a population of about 130,000 people.

Kunshan is a county-level city in southeastern Jiangsu province with Shanghai bordering its eastern border and Suzhou on its western boundary. It is under the administration of the prefecture-level city of Suzhou.