Legal aid refers to lawyers who are organized by legal aid institutions established by the government to provide legal aid for economic difficulties or special cases (special cases refer to those in which the criminal suspect or defendant is blind, deaf or dumb, or a mental patient who has not completely lost the ability to identify or control his own behavior, according to the provisions of the second and third paragraphs of Article 34 of the Criminal Procedure Law of People's Republic of China (PRC), and the people's court, the people's procuratorate and the public security organ shall notify the legal aid institutions to appoint lawyers for him. ) provide legal services free of charge. The outline of the Tenth Five-Year Plan of China defines "establishing a legal aid system" as the social development goal of the Tenth Five-Year Plan. The 16th National Congress of the Communist Party of China put forward "actively developing legal aid" as an important content of building socialist political civilization.