Running undercover espionage operations in China - which is what it would probably take to work out what's going on, given that the government there is in on it

Running undercover espionage operations in China - which is what it would probably take to work out what's going on, given that the government there is in on it and extremely hostile to whistleblowers - is well outside the scope of what the SEC is capable of. Even the CIA has trouble with it.