1. Bank: Many banks in Jingzhou can conduct foreign exchange business, such as Industrial and Commercial Bank of China, Bank of China, China Construction Bank and China Merchants Bank.

2. Foreign exchange shops: There are also some foreign exchange shops around some commercial areas and scenic spots in Jingzhou City, which provide services for converting US dollars into RMB, such as Jingzhou Central Plaza and wanda plaza.

3. Airport: There is Jingzhou Airport in Shashi District of Jingzhou City, and there is also foreign exchange business in the airport.

4. Hotels: Some large hotels, such as Jinjiang Inn and Home Inn, also provide foreign exchange services. So there are many places in Jingzhou where you can change US dollars into RMB, including banks, foreign exchange shops, airports and hotels. No matter which way you choose to exchange foreign exchange, you should carefully understand the exchange rate, handling fees and other related details when handling business, and keep the exchange voucher for emergencies.