Legal analysis: Yes. However, in small-scale criminal cases, the investigation organs generally do not use mobile phone positioning and other technical investigation means, and can also prove their criminal facts through other physical evidence, confessions of criminal suspects and defendants. The use of technical investigation has case requirements and strict examination and approval procedures.

Legal basis: Article 254 After putting a case on file, the public security organ may take technical investigation measures for the following crimes that seriously endanger society according to the needs of investigating crimes: (1) crimes that endanger national security, crimes of terrorist activities, crimes committed by underworld organizations, and major drug crimes; (two) intentional homicide, intentional injury, serious injury or death, rape, robbery, kidnapping, arson, explosion, throwing dangerous substances and other serious violent crimes; (3) Major crimes of group, series and trans-region; (four) the use of telecommunications, computer networks, through the delivery channel to implement major criminal cases, major criminal cases against computer networks. 5) Other criminal cases that seriously endanger society may be sentenced to fixed-term imprisonment of more than seven years according to law.

The public security organ may take necessary technical investigation measures against the fugitive criminal suspect or defendant who is wanted or has been approved or decided to arrest.