Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Ancient City of Ping Yao' has mentioned 'Empire' in the following places:
Occurrence Sentence Text Source
By the 16th century, it was a regional financial hub; some consider it to have been the financial centre of the Qing Empire in the late 19th century.
Pingyao served as the financial center of the region from the 16th century and of the entire Qing Empire during the late 19th century.