问jaelene2017年12月01日从美国|不必
关于:中国旅游签证
你的邀请函。年代公民
你好,我是一个U。年代公民planning to travel to China as a type L. I'm planning to stay for two weeks with my friend whose a Chinese citizen, it says to have an official stamp in the invitation letter so what kind of stamp does she need to put in the letter?