Abstract: Through a field study, it is found that the former Tusi from the Ma family is still exerting strong influence on the present
local society in Shizhu county. The written language created by him and inherited by local people has form a comparatively full "Tusi
Cultural Circle" along with local histories, relics of the ancient city, cultural customs and geographical landmarks. The evolvement from
Tusi system to the governing system of prefecture and county, and the cultural field deeply affected by the Tusi system not only exhibit
the changes and transformation of dynasty systems in history but also reflects the diversity and continuity of Tusi system in regional
societies.

Key words: Tusi system, cultural field, Tusi in Shizhu county, Tusi cultural circle