There is only dirt in the theft, and there is no evidence to prove it. The suspect pleaded not guilty. How should lawyers defend themselves?

According to the relevant laws and regulations, if a criminal suspect commits a crime, the defender may, according to the facts and laws, put forward materials and opinions that the criminal suspect and defendant are innocent, the crime is light or their criminal responsibility is reduced or exempted, so as to safeguard the criminal suspect's litigation rights and other legitimate rights and interests.

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

Article 35 A defender shall, according to facts and laws, put forward materials and opinions on the innocence, light crime or reduction or exemption of criminal responsibility of a criminal suspect or defendant, and safeguard the litigation rights and other legitimate rights and interests of the criminal suspect or defendant.