Ow can Chinese citizens participate in public policy making?

Put the clearly views such as why and how the citizen participate in the public policy-making in the introduction and then show the detailed in the following paragraph. Put the clearly analysis in each paragraph to support the personal views. The whole is talking about how the citizen participate in so might be more focus on how. Moreover, keep the connection between why and how citizen participate in the public policy-making. Show the clearly structure and views. Organize the structure logically and put own views in the first of each paragraph, and then give the specific examples to support it.