STEM OPT EXTENSION 1890302XXX 149天制卡

OPT timeline
7/30/2018 case received
12/20/2018 ask senator to help
12/26/2018 new card is being produced
1/3/2018 received EAD card in mail

149天制卡，算很长的了。我到最后也不知道senator其作用没，我觉得应该起作用了。谢谢