美国L1短暂回国在1月重签通过，现在中国去不了美国。请问签证到什么时候过期？谢谢
-Check the visa stamp and the visa expiration date is there. You need to return to US before the visa expires. If you cannot return to US on time, you need to re-apply for the visa. You need to contact your employer to make sure they still keep your job.
