The American immigrant visa has passed. Why hasn't the document been completed?

Step 1: You have to go to the public security bureau of your city (the city where you were issued a household registration book) to apply for a passport. Step 2: After the passport is approved, go to the immigration office to apply for a visa. There are many materials in Beijing and Shanghai (such as your birth certificate, no criminal certificate, household registration book ... if you are visiting relatives, you'd better have a salary certificate; If you are studying abroad and studying art, you'd better bring your works. Step 3: If your visa is completed, the interviewer will give you a note to fill out the form in the lobby, and then they will send your passport back, so that your visa is completed (I wish you success! I am a relative, so it's easy. )