回复：求问个位大侠：I-40 已批2年， 排期未到，

485还未上交， 是否可以换个工作单位而保留优先日呢？
-Yes as long as the two I-140 (old and new) are all approved.

所有跟帖： 

• You need to have a copy of the I-140 approval notice. -863211- ♂ (0 bytes) () 05/30/2010 postreply 12:47:20

• 非常感谢！ -firers3- ♂ (0 bytes) () 05/30/2010 postreply 13:57:20