Is the duty of a criminal lawyer of first instance suspended only after the judgment of first instance takes effect?

In criminal cases, the first-instance duties of lawyers entrusted by the parties shall be determined by agreement between the parties and lawyers, and the specific circumstances shall be determined by the parties themselves according to the agreement and relevant laws and regulations. In addition, if the lawyer violates the contract, as the observant party, he can ask the lawyer to bear the corresponding liability for breach of contract according to the agreement and relevant laws and regulations.

Relevant laws and regulations: People's Republic of China (PRC) Contract Law.

Article 107 If a party fails to perform its contractual obligations or fails to perform the contractual obligations in conformity with the contract, it shall be liable for breach of contract such as continuing to perform, taking remedial measures or compensating for losses.

Article 108 If a party expressly expresses or shows by his own behavior that he will not perform his contractual obligations, the other party may require him to bear the liability for breach of contract before the expiration of the performance period.