We will investigate the problem.
Could you please provide us with your save game file and let us know the following?
1) Which product and in which city you got products with brand ratings higher than 100.
You can find save game files of the Post-release Beta version of Capitalism Lab from:
C:\Users\<your user name>\Documents\My Games\Capitalism Lab Post-Release Beta\SAVE
You may provide us with your save game file by posting it here on the forum as a ZIP file attachment or email the save game file to us at firstname.lastname@example.org