Dongbao District was established in 1985. 'Dongbao' refers to the 'Dongshan Baota' Pagoda established during the Sui dynasty. On March 17, 2001, Hechang Township, Macheng Town, Tuanlinpu Town, Duodaoshi Subdistrict and Baimiao Subdistrict were made into
Duodao District. ==Administrative divisions==