Same as they are Chinese citizens.
If you are H1, F1, they will be H4 or F2. H4 and F2 are not allowed to work, so no SSN.
If you are J1, L1, they are J2 or L2. J2, L2 are allowed to work after EAD approval.
If you are H1, F1, they will be H4 or F2. H4 and F2 are not allowed to work, so no SSN.
If you are J1, L1, they are J2 or L2. J2, L2 are allowed to work after EAD approval.