"Rules of Professional Conduct for Lawyers"
Article 50 Under any of the following circumstances, lawyers and law firms shall not establish or maintain a client relationship with the client:
(1) A lawyer acts as an agent for both parties in the same case, or the agent has a conflict of interest in legal matters with the person or his close relatives;
(2) The lawyer handles litigation or non- Litigation business, whose close relatives are the legal representatives or agents of the other party;
(3) Administrative agency staff, judges, and prosecutors who have personally handled or tried a certain matter or case , arbitrator, and then handle the matter or case after becoming a lawyer;
(4) Different lawyers from the same law firm simultaneously serve as the victim’s agent and the criminal suspect or defendant in the same criminal case Defenders, except those who can only be represented by one law firm within the county and obtain the consent of the parties in advance;
(5) In civil litigation, administrative litigation, and arbitration cases, the same law firm Different lawyers act as agents for both parties to the dispute at the same time, or the firm or its staff act as the agent for one party and another lawyer acts as the agent for the other party;
(6) In non-litigation business , except that the parties have the same client, lawyers from the same law firm also serve as agents for parties with mutual interests;
(7) After the client relationship is terminated, the same law firm or The same lawyer accepts the entrustment of the other party in the subsequent trial or handling of the same case;
(8) Similar situations to items (1) to (7) of this article, and based on the lawyer’s practice Experience and common sense can determine that conflict of interest situations should be proactively avoided rather than dealt with.