问你你11 2018年从美国| 5月。25日,55
:144小时免签证过境
圣Francisco-Shanghai-Seoul-Shanghai
你好,我是美国公民,在美国旅行万博定制的zippo价格/San Francisco to Shanghai, stay for 6 days, then go to Seoul for 4 days, then back to Shanghai for 6 days, then back to U.S., does this count as the 144 free transit? Key is I'm going back to SH after Seoul. Thanks!!