What is the process of investment immigration in the United States?

The first step of the process analysis of American investment immigration: after passing the qualification evaluation of free immigration, sign an entrustment agreement with an intermediary company; Prepare application documents; Sign investment agreements, remit investment funds and complete investment procedures; Submit an I-526 application to the US Immigration Service and provide relevant materials; The US Immigration Service accepts and reviews I-526 applications, and the review process usually takes 4-6 months; Step 2: After the immigration application is passed, receive the file package sent by the immigration bureau and complete the filling; Waiting for the notice of the American embassy and going to the embassy for an interview; The waiting process is usually 4-6 months; After the third interview, the American embassy will issue a conditional green card; You need to enter the United States within 180 days after getting the green card; Step 4: After getting the conditional green card for 2 1 month, apply to the US Immigration Bureau for I-829 to cancel the conditional restriction; With a permanent green card, you can be sworn in as an American citizen after living in the United States for five years.