How much rmb can you bring into US?

Travelers entering the U.S. can bring an unlimited amount of foreign currency, including Chinese RMB, without having to declare it as long as the amount is under $10,000. However, if you carry more than $10,000 in currency or monetary instruments, you must declare it to U.S. Customs and Border Protection. It’s advisable to check for any updates or specific regulations before traveling, as rules may change.