Guide to applying for a US marriage visa

If your parents need to attend the wedding, they need to apply for a B2 visa. You and your boyfriend need to send an invitation letter to your parents, who will sign it in China.

Immigration lawyer

If you want to go to the United States to marry your boyfriend, you need to apply for a K 1 visa for unmarried couples, but this requires your boyfriend to apply for identity at the US Immigration Bureau first, and you can consult a lawyer for details. After you marry an American citizen, you are legally eligible to apply for immigration. However, the specific operation takes time and the procedures are complicated. As for immigration, I suggest you consult an immigration lawyer.