US government allowed and even helped US firms sell tech used for surveillance in China

U.S. lawmakers have tried four times since September last year to close what they called a glaring loophole: China is getting around export bans on the sale of powerful American AI chips by renting them through U.S. cloud services instead.

But the proposals prompted a flurry of activity from more than 100 lobbyists from tech companies and their trade associations trying to weigh in, according to disclosure reports.