正式印章 meaning in English

official seal

Article 22 the other special seals of the state administrative departments , enterprises and institutions and the social organizations ( including the seals for business contract , special seal for finance , etc ) shall be different with the formal seals in their titles and patterns and be submitted to the leaders of the current units for approval of making
二十二、国家行政机关和企业事业单位、社会团体的其他专用印章（包括经济合同章、财务专用章等），在名称、式样上应与单位正式印章有所区别，经本单位领导批准后可以刻制。