According to Article 39 of the Lawyers Law of People's Republic of China (PRC), a lawyer may not act as an agent for both parties in the same case, nor may he represent legal affairs that have conflicts of interest with himself or his close relatives.
Article 47 A lawyer who commits any of the following acts shall be given a warning by the judicial administrative department of the people's government at the municipal level or municipality directly under the Central Government, and may be fined not more than 5,000 yuan; Illegal income, confiscate the illegal income; If the circumstances are serious, the punishment of stopping practicing for less than three months shall be given:
(1) Practicing in two or more law firms at the same time;
(2) Undertaking business by improper means;
(3) Representing both parties in the same case, or representing legal affairs that have conflicts of interest with himself and his close relatives;
(4) Failing to serve as an agent ad litem or defender within two years after leaving the people's court or people's procuratorate;
(5) Refusing to perform the obligation of legal aid.
Extended data:
Article 28 of the Lawyers Law of People's Republic of China (PRC), lawyers may engage in the following businesses:
(a) to accept the entrustment of natural persons, legal persons or other organizations as legal advisers;
(two) to accept the entrustment of the parties in civil cases and administrative cases, to act as agents and to participate in litigation;
(3) Accepting the entrustment of criminal suspects and defendants in criminal cases or legal aid agencies to act as defenders according to law, accepting the entrustment of private prosecutors in private prosecution cases, victims in public prosecution cases or their close relatives to participate in litigation as agents;
(four) to accept the entrustment and represent the complaints of various litigation cases;
(five) to accept the entrustment and participate in mediation and arbitration activities;
(6) Accepting entrustment to provide non-litigation legal services;
(seven) to answer questions about the law and write litigation documents and other documents related to legal affairs.
Baidu Encyclopedia-People's Republic of China (PRC) Lawyer Law