Which bank in Yibin can exchange Hong Kong dollars?

Only China Bank handles foreign currency exchange business, there is one next to Dongcheng Sub-district Office of Zhongshan Road, one next to Jinyuan Hotel of Charity Road, one next to Bai Cui Avenue District Health Service Center, one at the intersection of Changjiang Avenue and Xinglong Street, one at the intersection of Sanyuan Street and Xinglong Street, and one at Lanxi County People's Hospital of Gongzi Street.