Welcome to China!
I hope your stay in China will be smooth and pleasant.
Please let us know if there is anything we can do to help make your stay more enjoyable.
这里写你的名字
第三句如果你要个人化可以改 us/we 为 me/I ,
对有些外国人来说和陌生人还没见面就谈“做朋友”可能有点冒昧.
（我是加拿大人.）