Any advice how to remove hijackers from PL listing?

[Kika]

I am sorry to hear that. Maybe there will be some additional options introduced as a part of the recently announced new policy:

Get exclusive control of your generic listing product detail page

Announcement reposted from Amazon: We’ve extended product detail page protection to generic product listings. Generic products are unbranded products that don’t belong to any identifiable brand. If you create a new product listing with the brand name “Generic”, or its local translation, you’ll have exclusive control over any edits made to the product detail page, per our listings policy. In certain cases, you may not be able to edit or make changes to existing generic listing product detail p…