This article deals with the political thought of Yin Wen Zi. We leave open the question of the academic school to which this text belongs as well as the question of when this text had been written down. We find the core thesis of Yin Wen Zi is to make clear boundaries in all dimensions of public affairs. We also realize that the understanding above dwells on the epistemological concern of Yin Wen Zi. Taoism, accompanied by Confucianism and Legalism, has been taken as the basic foundation of this text.