What you want to ask is which business hall of Kunshan Post Bank is open on Sunday? Kunshan Qianjin West Road Postal Bank. The business hours of Kunshan Qianjin West Road Postal Bank are 9: 00 am-17 from Monday to Friday and 9: 30 am-17 on Saturday and Sunday. Kunshan City is a county-level city under the jurisdiction of Jiangsu Province, managed by Suzhou City, located in the southeast of Jiangsu Province, between Shanghai and Suzhou City, connected to Changshu City and Taicang City in the north to northeast, bounded to Jiading District and Qingpu District in Shanghai in the south to southeast, and bordered to Suzhou City and Wujiang District in the west.