3/19/2018 Submit OPT I-20 application to International Student Service
学校作业比想像中慢得多，建议及早申请
4/10/2018 Receive OPT I-20 from International Student Service
一收到OPT I-20立马用Fedex overnight寄过去USCIS
有依照官网指示加上Form G-1145寄出的
OPT状况一有更新就会收到短信跟email
不用一直上官网查：https://egov.uscis.gov/casestatus/logoff.do
以下有“USCIS:”的就是官网上查到的状态
4/11/2018 USCIS: We received your Form I-765...
4/16/2018 收USCIS寄来的收据
4/17/2018 银行查到支票被兑现了
6/20/2018 USCIS: We ordered your new card...
6/26/2018 USCIS: The Post Office picked up mail containing your new card...
6/28/2018 USCIS: The Post Office delivered your new card...
EAD卡上面是压7/1开始，好险有赶上！
另外可以参考中国网友写的网站来看USCIS现在处理的进度：
http://www.checkuscis.com/
希望对正在申请的大家有帮助！