The copy stamped with the red official seal proves your company's recognition and use of the information on the copy. If it is stamped with the red seal of the industrial and commercial bureau, it is equivalent to the original.
The best preventive measure is to stamp the copy with the seal "This document is for filing only", so there is generally no great danger.
Extended data
Business license management
The business license of individual industrial and commercial households is divided into original and duplicate, which have the same legal effect. The original business license shall be placed in a prominent position in the business premises of individual industrial and commercial households.
Individual industrial and commercial households shall apply to the registration authority for annual inspection every year, and the registration authority shall verify the registered items of individual industrial and commercial households and the operation of the previous year in accordance with the Measures for Inspection of Individual Industrial and Commercial Households.
Individual industrial and commercial households that change their registration involves matters recorded in their business licenses shall renew their business licenses. If the business license of individual industrial and commercial households is lost or damaged, it shall be declared invalid in the publicly issued newspaper and apply to the registration authority for a replacement or renewal.
Baidu Encyclopedia: Business License Management