大使馆
10/17/2016 在线申请已成功提交，请尽快寄送材料
10/24/2016 申请已受理
10/28/2016 申请报送至您所属的驻美使（领）馆教育处（组）进行审核、审批
10/29/2016 申请已经您所属使（领）馆教育处（组）审核通过，申请将于近日报送中
国驻美国大使馆教育处进行审批
11/21/2016 申请已经报送中国驻美国大使馆教育处进行最终审批
1/9/2017 申请已经中国驻美国大使馆教育处审批通过
DOS
11/15/2016 收到材料
1/17/2017 No objection statement received
2/24/2017 Recommendation sent
3/4/2017 FR copy received
USCIS
2/28/2017 FR received
3/1/2017 I-797C sent
3/6/2017 I-797C received
3/14/2017 Approval notice
3/17/2017 I-797 sent
3/22/2017 I-797 received
