Can lawyers just use technical investigations? Technical investigation is which department can use the way?

a, lawyers do not have the power to use technical investigation means. Technical investigation measures, refers to the investigating authorities in order to detect the needs of a particular crime, according to the relevant provisions of the state, after strict approval, to take a specific technical means. Technical investigation behavior that is the use of technical investigation measures of investigation behavior. Usually include electronic eavesdropping, telephone listening, electronic monitoring, secret photography, video, mail inspection and other secret specialized technical means.

Two, can exercise the main body of technical investigation measures for the public security organs and state security organs.

Article 148 of China's Criminal Procedure Law provides that: the public security organs, after filing a case, for crimes against state security, terrorist activities, organized crime of a triad nature, major drug-related crimes, or other crimes seriously endangering society, according to the needs of the investigation of the crime, after a rigorous approval process, can take technical investigation measures. After a case has been filed, a people's procuratorate may, in the case of a major crime that seriously infringes on the personal rights of a citizen and is committed with the use of its powers and authority, and in accordance with the needs of the investigation of the crime, and after strict authorization procedures, take technical investigative measures, which shall be handed over to the relevant organ for execution in accordance with the regulations. The pursuit of fugitive criminal suspects and defendants who are wanted or approved or decided to be arrested may, after approval, take the technical investigation measures necessary for the pursuit.