How to change the file and find out the reason when the US visa is refused?

gear shifting is illegal, and the embassy will not disclose the reasons for any applicant's refusal. In fact, as long as you calm down and carefully examine yourself, you can basically analyze the reasons for refusing the visa, and there is no need to take such a big risk of shifting gears.

The visa officer mainly inspects the following aspects:

Does A have an exit record? For example; Have you ever been to Europe, Australia, Japan or New Matai

B What about your personal assets and cash flow? For example, personal savings, whether you have a house or a car, and other information that can prove assets, the visa officer thinks that rich people rarely stay, and that you have enough assets to prove that you have the financial ability to go to Europe

C. Whether you have a stable job, the visa officer thinks that the chances of people with stable jobs staying or working abroad are relatively small

D. Whether they have a happy marriage and family, such as: married and having children, parents alive, brothers, sisters and relatives in groups.

does e have the language ability to go to Europe independently? It's not enough to have money. What should I do if I get lost if I don't know the language? It's very dangerous if I can't express myself in case of an accident.

Does f's household registration belong to a sensitive area?

Take your seat accordingly and see what your shortcomings are.