Hope there's no Polish nationals in China..
Huawei built China's "Great Firewall" and assists China with spying on their own people.
To assume they are just an innocent business is naivety in it's purest form.
Whether to steal technology, intellectual property, or government secrets, I think that this is just the tip of the iceberg. There have been years of reports of internet cameras and other gadgets 'phoning home' with collected information.