In China, the legal practice in some regions has made an enormous breakthrough in the area of the challenge system in the process of law-making. In the first part of this essay, there will be a brief analysis of the specific legal practice in Chongqing, which is followed by a summary involving various viewpoints on the challenge system in law-making both in the academic world and in the practice. On the basis of the previous part, the rationality and legality of the challenge system in law-making will be necessarily discussed. Finally, a conclusion will strongly be held by the essay that the challenge system of administrative rule-making can be theoretically justified in the Chinese context, which is full of great legitimacy.