The main factors related to the visa pass rate in the United States are: Have you ever been to the same developed countries in the United States, such as Europe and Australia? Are you married with children or single and divorced? Do you have a stable job and income? Is household registration a sensitive area? The better the comprehensive information in these aspects, the greater the chances of the visa passing. If the information is obviously flawed, the risk of refusing the visa will be even greater. You have to improve your domestic binding force before the visa can be passed. Specifically, you can also click on the bottom left avatar on the computer, click on the URL at the head of the page, and consult after entering the website. Good luck with your visa!