Electronic Visa Update System (EVUS) - U.S. Embassy & Consulates in the United Kingdom
How to Enroll in EVUS
How to Enroll in EVUS | U.S. Customs and Border Protection
Chinese Passport Holders who have a 10-year B-1/B-2 visa must have valid EVUS enrollment beginning Nov. 29, 2016 to enter the United States | Inside Business Immigration
How can I register for EVUS from the U.S.?
Application for Evus
Visa Type B1/B2: Applying for EVUS with the Foil Number
Official EVUS Enrollment Website, U.S. Customs and Border Protection