HK protesters and police standoff after clashes

The transcript includes a brief introduction with a welcome message.

What does the phrase 'Welcome down' imply in the context of the text?

How does the speaker's tone come across in the statement 'I told you'?

What might the speaker be referring to when they say 'more'?

In what situations might someone say 'Welcome down'?

What emotions could be associated with the phrase 'I told you'?