Small groups of Kam and Sui speakers also reside in Tuyên Quang Province, Vietnam, in the villages of Đồng Mộc and Hồng Quang, respectively.
The French post at Tuyên Quang (Sino-Vietnamese: 宣光) was defended for four months against 12,000 troops of the Yunnan Army and the Black Flag Army by two companies of the French Foreign Legion during the Sino-French War (August 1884 to April 1885).
Quang Lê | Quang Le | Quảng Trị | Quảng Ninh Province | Vũ Quang | Tuyên Quang | Trần Kim Tuyến | Tran Kim Tuyen | Quang Tri | Phạm Quang Nghị | Pham Quang Nghi | Lam Quang Thi | Lam Quang My | Hoàng Quang Thuận | Đỗ Quang Em |
One of Millot's final achievements was to advance up the Clear River and throw the Black Flag Army out of Tuyen Quang in the first week of June, again without a single French casualty.