Traveling to the United States
All visa applicants are advised to apply for their visa as soon as travel to the United States is contemplated, and not later than 3-4 months in advance.
For detail information, please refer to the official website: http://www.ustraveldocs.com/cn/cn-niv-visaapply.asp
1. The invitation letter will be issued after the successful registration.
2. Your name must be listed exactly as it appears on your passport. Any differences between the name on your passport and the name on your invitation letter or other documentation could lead to a delay and/or denial of your visa.
3. Please note, Scientific Federation and the organizing committees of the conference are not authorized to assist with the VISA process beyond providing the Notification of Invitation Letter issued by Scientific Federation and conference Committee Board. Should your application be denied, Scientific Federation and the organizing committee of the conference cannot change the decision of the Ministry of Foreign Affairs, nor will Scientific Federation and the organizing committee of the conference engage in discussion or correspondence with the Ministry of Foreign Affairs or the Embassy on behalf of the applicant. The registration fee cannot be refunded when the VISA application of individual being denied.
4. It takes around one month for the Embassy to process the VISA application, please register as early as you can to make sure you have enough time.