The O-1 visa is issued by the United States to a person with outstanding talents in science, art, education, business or sports. The O-1 visa is stricter than the H-1B visa, but H The -1B draw is random, and applying for an O-1 visa will be more secure and more advantageous. O-1 visa applicants must demonstrate to the US Immigration Service that they have achieved outstanding results in their area of expertise and provide three standards that demonstrate compliance with US immigration regulations. The three criteria include the publication of articles about applicants in newspapers and magazines. Applicants have significantly higher incomes in their profession than their peers and have played a key or leadership role in different organizations or events.
After getting the O-1 visa, many people have plans to apply for a green card. Is it easy to transfer the US O-1 visa to the green card? How to do it?O-1 visa holders and their O-3 visa family members can apply for conversion status if they meet the requirements. Under normal circumstances, O-1 visa holders can apply for a green card through EB-1. There are generally two ways to obtain an immigrant visa through a US consulate abroad, to conduct a consular immigration process, or to apply for an identity adjustment directly in the United States.Unlike H1b visa, O-1 visa holders need to apply for a professional immigration I-140 to apply for a green card. Normally, applicants eligible for an O-1 visa are basically eligible for the EB-1A Outstanding Talent Immigration application. Therefore, applicants who have already obtained an O-1 visa usually apply for EB-1A outstanding talent immigration, but it should be noted that not 100% will be approved by the Immigration Bureau, and there will be many cases of refusal. Everyone needs to be more careful in the preparation of materials.
O1签证是美国签发给在科学丶艺术丶教育丶商业或体育领域中具有杰出才能者赴美工作的签证,相对于H-1B签证来说，O-1签证要求更严格一些，但是H1B抽签是随机的，申请O-1签证会更保险一些，同时也更有优势。O-1签证申请者必须向美国移民局证明他们在自己的专业领域里获得了杰出成就，并提供证明自身符合美国移民法规中规定的三项标准。三项标准包括，在报刊上曾登载过关于申请人的文章，申请人在自己的专业领域上有着明显高于同行的收入，并在不同的组织或事件中担任过关键或领导角色。
在O-1签证拿到手后，很多人都有申请绿卡的打算，那么持美国O-1签证转绿卡容易吗？该如何做呢？
O-1签证持有者以及其持O-3签证的家属，如果符合规定就可以申请转换身份。一般情况下，O-1签证持有者可以通过EB-1申请绿卡，一般有两种途径：通过美国在国外的领事馆获得移民签证，进行领事移民处理程序；或在美国国内直接申请身份调整。
O-1签证持有人申请绿卡需要做I-140的职业移民申请。正常来说，有资格获得O-1签证的申请人基本也符合EB-1A杰出人才移民申请得条件。所以已经拿到O-1签证的申请人通常会申请EB-1A杰出人才移民，但是需要注意的是，并不是百分百会被移民局通过的，也会有很多被拒签的情况，这就需要大家在材料的准备上更多用心。
相关阅读：opt延期， 美国留学申请，EB1C，8843表格