yes
Yes you do
Yes the man from China will need a visa to visit the U.K.
NO, in most cases you do not need a visa to come to the UK for a short visit
No need for a visa, as the UK is a participant in the Visa Waiver Program.
Yes, you will need to show your passport.
yes you need a visa
yes
A passport.
I have UK travel document (blue) do I need a visa to visit canada?
I am a permanent UK resident holding indefenite visa. I would like to visit Schengen countries Do I need visa.
yup