The best retaliation is full on war. Trump doesn't care about economics. If China took Taiwan that would send the message home.
Soft power revolves around buying off countries, thats easy if you have the global currency and a massive military to offprotection. prote
No, this is not what I am getting at. China needs measures that are far less extreme and that can be applied to smaller issues like Huawei. You don't use nukes every time someone threatens war or intrudes on your border after all.