Why do American immigrants refuse visas?

This is one of the more common reasons, mainly because applicants who immigrate to the United States cannot prove that they will not be a burden to the American public after entering the United States, or that they are looking for a job but failed to obtain permission from the Labor Department. Each visa applicant needs to prove that he has sufficient financial resources in different ways, or that his relatives in the United States can provide sufficient financial support, or that he has found a legal job in the United States, or that he has a considerable amount of money in the bank, or that he has proved his financial situation in various other ways.

2. Reasons for political and immigration violations

(1) The political reasons are not extensive, and people who are dissatisfied with the US government often refuse;

(2) Those who have been expelled from the US Immigration Service for less than one year and have not obtained permission from the relevant authorities to apply for entry again; Exchange visiting scholars have lived in China for less than two years after leaving the United States;