Analysing Opening Scenes - 'Charlie and the Chocolate Factory'

The next opening sequence I'm looking at is from 'Charlie and the Chocolate Factory' which belongs to the fantasy genre.

The opening scene contains the following typical conventions:

• Production company logos (Warner Bros, Village Roadshow)
• Titles (e.g., name of production companies, actors names, film name, credits)
• Introduction of main character
• Introduction of setting
• Creates enigma