crime of illegally holding or hiding a firearm or ammunition

The entire investigation is an important way and means o f the criminal cases about illegal buying and selling firearms in many countries in the mordern world.

诱惑侦查是当今世界许多国家侦查非法买卖枪支犯罪案件犯罪的重要措施和手段,我国也在不同程度地适用这一有效方法。