Why did Han fei write basic writing?

Han Fei wrote "Basic Writing" (or "Han Feizi") as a foundational text for Legalism, a philosophical doctrine advocating for strict laws and centralized authority to maintain order in society. He aimed to provide a pragmatic approach to governance, emphasizing the importance of laws over moral considerations to achieve stability and control. By articulating his ideas, Han Fei sought to influence rulers and promote effective administration, ultimately shaping the political landscape of ancient China.