As an important channel of polities participation, the letter petition system safeguards people's democratic rights. 摘要信訪是我國公民政治參與的重要渠道,是實現和維護人民群眾民主政治權利的具體形式。
Constructing the harmonious socialist society requires the participation of politics. 構建社會主義和諧社會要求政治參與。