移民局通知信要求携带：you must bring the following items with you :
The interview notice and your goverment issued photo identification.
A completed medical examination(FORM I-693) and Vaccination supplement in a sealed envelope,unless already submtted.
if required a completed Affidavit(s) of Support(form I-864) will all required evidence,including the following for each of your sponsors (unless already submitted ) :Federal Income Tax returns with W-2's ,or certified IRS printouts ,for the past 3 years ;letters from each current employer,verifying current rate of pay and average weekly hours,and pay stubs for the past 2 months ;evidence of your sponsor's and /or co-sponsor's US Citizenship or Lawful permanent Residence status.
All documentation estabishing your eligbility for lawful permanentResident stutes.
Any immigration -related documentation ever issued you.including any Employment Authorization Document (EAD) and any Authorization for advance parole(form I-512)
All travel documents used to enter the United States ,including passorts ,Advance parole(I-512)and I-94s (Departure Document).
your birth certificate issued by the appropriate civil authorty.
if you have children ,bring a birth certificate for each child.
if your eligibility is based on a family petition ,bring your petitioner's evidence of US citizenship or lawful permanent Resident status .
if your eligibility is based on your marriage ,bring a certified copy of your marriage document issued by the appropriate civil authority ;
if either you or your spouse were ever married before,all divorce decree/death certificates for each prior marriage/former spouse;birth certificates for all children of this marriage. and custody papers for your children and for your spouse's children not living with your supporting evidence of your relationship ,such as copies of any documentation regarding joint assets or liabilities you and your spouse may have together (this may include :tax returns ,bank statements ,insurance documents （car，life，health），property documents (car,house,etc) rental agreements ,utility bills ,credit cards, contracts ,leases ,photos, correspondence and /or other documents you feel may substantiate your relationship)
original and copy of each supporting document that you submitted with your application
if you have ever been arrested ,bring the related police report and the original or certified final court disposition for each arrest,evenif the charges have been dismissed or expunged .if no courtrecord is available,bring a letter from the court with jurisdiction indicating this.
A certified English translation is required for each foreign language document .the translator must certify on the document that he or she is fluent in both languages,and that the translation in its entirety is complete and accurate,
you must appear for this interview.if an emergency,such as your own illness or a close relative's hospitalization, prevents you from appearing ,please return a copy of this notice along with an explanation and support documentation for your absence to the above USCIS office as soon as possible .please be advised that rescheduling will delay processing of application /petition ,if you have questions ,please call the USCIS national Customer Service Center at 1-800-375-5283