According to Article 41 of the Lawyers Law of People's Republic of China (PRC), a lawyer who once served as a judge or prosecutor may not serve as an agent ad litem or defender for two years after leaving the people's court or people's procuratorate.
Article 17 of the Judges Law of People's Republic of China (PRC) * * * A judge shall not serve as an agent ad litem or defender within two years after leaving the people's court. After leaving the people's court, a judge may not act as an agent ad litem or defender in the court of first instance. A judge's spouse or children may not act as agents ad litem or defenders in the court where they are located.
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Article 8 of the Lawyers Law of People's Republic of China (PRC) has a bachelor's degree or above in an institution of higher learning, has been engaged in professional work in the field of legal service personnel in short supply for 15 years, has a senior professional title or equivalent professional level and has corresponding professional legal knowledge. Those who apply for full-time lawyer practice are allowed to practice after passing the examination by the judicial administrative department of the State Council. Specific measures shall be formulated by the State Council.
Article 10 A lawyer can only practice in one law firm. A lawyer who changes his practice institution shall apply for a new lawyer's practice certificate. Lawyers' practice is not restricted by region.
Article 11 A civil servant shall not concurrently serve as a practicing lawyer. Lawyers who are members of the Standing Committees of people's congresses at all levels shall not engage in litigation agency or defense business during their term of office.
Baidu Encyclopedia-China People's Judge Law
Baidu Encyclopedia-People's Republic of China (PRC) Lawyer Law