China will ignore it, and there is the issue of standing and evidence under U.S. law. Conspiracies based on speculation from political blogs will get laughed out of court.
Then the US government must enforce a blockade of all Communist Chinese goods, services and people until these costs are paid in full.
Sanction and tariff the crap out of anything coming from Communist China, with steep fines for any Americans or American businesses doing business with Communist China