J-2 Visa petitioner
1. The visa applicant's passport
2. Two identical color photographs
3. Receipt of machine-readable visa fee of $100
4. DS-2019 Form
5. ID Card
6. Affidavit of support from parents or relatives
7. Evidence of back to homeland intent

J-1 Petitioner:
1. Copy of J-1 visa applicant's passport
2. Copy of J-1 Visa
3. Copy of I-94
4. Copy of DS-2019 Form
5. Copy of DS-156 Form
6. Copy of DS-157 Form
7. Copy of DS-158 Form
8. American bank statement and annual consumption evidence
9. Invitation letter to J-2 visa petitioner (in Chinese)
10. Invitation letter to the consulate
11. Copy of Social Security Card (if any)
12. Copy of credit card ( both sides)
13. Copy of driver license
14. Copy of tax return (if any)
15. Photographs in America

Documents to testify relationship
1. Marriage Certificate ( if petitioner is J-1 exchange visitor's spouse)
2. Birth Certificate ( if petitioner is J-1 exchange visitor's children)
3. Census plate
4. Phone bill or phone card
5. Letters between the two ( hand-written or E-mail)
6. Four to five marriage photographs and invitation card (if petitioner is J-1 exchange visitor's spouse)
7. Photos of the two or the whole family