我想了想列了个list,不一定全，你在自己补充一下：
H4 checkinglist
1. Form I-539
2. $290 check payable to U.S. Department of Homeland Security
3. I-797 Approval Notice for H1B holder
4. A letter from the employer of H1B holder to verify employment
5. 3 recent pay stabs
6. Passport/Visa/I-94 of H1B holder
7. Notarized Marriage certificate (Evidence of relationship)
8. Notarized Birth certificate of spouse of H1B holder
9. The evidence of current status (e.g. I-797 approval notice for H1B)
10. Passport/Visa/I-94 of spouse of H1B holder
