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The public security organ has this department, which can confirm handwriting through document inspection.

The contents of certificate inspection include: 1, handwriting inspection. Mainly includes: ① Normal handwriting inspection; (2) Handwriting test with changing writing conditions;

③ Camouflaged handwriting inspection; ④ Handwriting imitation test; (5) Handwriting inspection, etc.

The entrusted inspection shall be conducted in accordance with the Appraisal Rules of Public Security Organs.

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