https://www.reuters.com/article/us-usa-trade-china-escrow/zte-and-u-s-still-working-on-escrow-agreement-u-s-official-idUSKBN1JF2V5 >ZTE Corp and the U.S. government are still working on an escrow agreement that must be completed and funded with $400 million before a ban on the Chinese company can be lifted, a U.S. official told Reuters on Tuesday.