It's obvious that he doesn't care about that, even if we accept the premise that those two applications are surveilling people Trump is not doing this because of that, as we know he is engaged in a personal war against China and he is going to take any excuse to try to keep reminding people of this, so this is not about the right of privacy of their citizens this is nothing more but a political move done by the US president.

If he really cared about the privacy of his citizens then other measures should follow and social networks like Facebook and Twitter must change their policies or face the same consequences, but we need to be honest with ourselves that is never going to happen.