回複： 請教：公司spinoff，H-1，I-140怎麽補充信息？

Spinoff means a change of employer, and falls in the category of change in the approved employment. Of course, you need your attorney to fill out a 129 and attach a letter explaining the change. Regarding adjustment application, not sure in what stage you immigration has come, and not in the position of advising you on this matter.