New York Times reports, citing people familiar with the matter
The report says that the Trump administration has issued new rules to restrict travel by CCP members and their families to the US, adding that the new policy limits the maximum validity of travel visas to one month and only for single entry.
In principle, the policy may cover up to 270 million people since China has about 92 million CCP members, but this is likely only to impact high-ranking officials in practice.
The full report can be found here.