Public Security Bureau for the official seal. A company has only one official seal, only the seal to produce legal effect on the outside.
The official seal is the seal used by the government, companies and other types of organizations. China's management of the official seal has a sound judicial management system, any private carving is illegal and criminal, for out of the legal subject of the act of fictitious private carving of the seal, according to the forgery of the subject of the crime.