Is it allowed to put words on the door of Zhengzhou merchants?

Sticking words on the glass door of a shop belongs to the category of outdoor advertising, and can only be set after approval.

Clean up the acts of scribbling, portraying, posting, distributing advertisements and posting small advertisements on buildings and facilities in the area of responsibility. The staff of Yuecheng District Comprehensive Administrative Law Enforcement Bureau said, "For businesses with problems, we will issue rectification notices on the spot and order them to make corrections within a time limit."