March Village, Qidu Town, Wujiang City. According to official website, a sand washing factory in Qidu Feng Wan, Wujiang, the sand washing factory in Qidu Feng Wan was established in 1993, located in Xingjun Village, Qidu Town, Wujiang City, Jiangsu Province. Is a textile-oriented enterprise, whose business scope includes silk clothing fabrics, sand washing processing, etc. Qidu Town is located at the westernmost end of Wujiang District, Suzhou City, Jiangsu Province. Located in the golden triangle where Jiangsu, Zhejiang and Shanghai meet. It is adjacent to Nanxun District, Huzhou City, Zhejiang Province in the south, close to National Highway 3 18, with a total administrative area of 102.90 square kilometers.