我是在墨西哥城使馆签的，感觉一切都挺顺利的但最后VO把护照和221单子给我让我发把信息邮件，收到回复之后再去使馆。但是下面提到的美国赞助者邀请信和推荐信都没有怎么办？下面是221原文:
In accordance withSection 221(g) of the U.S. Immigration and nationality Act, the consularofficial was unable to approve your application for a non-immigrant visa due toinsufficient information, or because further administrative processing isrequired. Please send the information indicated below by e-mail to
Travel historyover the last 15 years (where and when)
Names of parents
Name of partner
Compete resume toinclude education, employment history, description of work, and complete listof publications (If accompanying the applicant, the spouse should be includethis information.)
Detailed itinerary(If travelling for business, provide information about the purpose of youtrip.)
Detaileddescription of the research or work you will perform in the U.S. or an abstractof the paper you intend to present.
Letter from theinvitation from the U.S. sponsor
Letter ofrecommendation from the U.S. sponsor or abroad.
Letter of supportfrom the financial sponsor
List of referencein your country or residence
In accordance withSection 221(g) of the U.S. Immigration and nationality Act, the consularofficial was unable to approve your application for a non-immigrant visa due toinsufficient information, or because further administrative processing isrequired. Please send the information indicated below by e-mail to
Travel historyover the last 15 years (where and when)
Names of parents
Name of partner
Compete resume toinclude education, employment history, description of work, and complete listof publications (If accompanying the applicant, the spouse should be includethis information.)
Detailed itinerary(If travelling for business, provide information about the purpose of youtrip.)
Detaileddescription of the research or work you will perform in the U.S. or an abstractof the paper you intend to present.
Letter from theinvitation from the U.S. sponsor
Letter ofrecommendation from the U.S. sponsor or abroad.
Letter of supportfrom the financial sponsor
List of referencein your country or residence
