Changxing Street Crime Team

For nine and a half days, six or seven restaurants on Changxing Street were robbed. The police quickly arrived at the scene and launched an investigation. From investigation to detection, it took 230 hours. The police and the operator of the stolen hotel spent these 230 hours in suffering. The process of solving the case was extremely suspenseful. So, can this case be solved? Antiques in antique shops suddenly disappeared mysteriously. The police are still investigating. How did these antiques disappear? Please read it slowly. (This story is purely fictitious and any similarity is purely coincidental.)