Likely not, because that would implicitly expose the other 6.
Companies cannot be ethical or unethical. They exist for no other reason than to make money.
The people running them can be ethical. If the CEO does not like these practices he can speak publicly about it and name the countries involved.
>shareholders (could) force the benevolent board of directors out of the company and they would go where the profits were anyway
This is an oft-repeated misconception on Hacker News but shareholders don't have absolute power, profit is not the sole or most important driver of business decisions, and it absolutely is possible to run an ethical, publically-listed company.