Dave says the long pieces, such as the one pictured below, are finger tips. But the rest of the components are more mysterious.
Dave made this remark about you guys - you readers, that is. He said "You seem to have some quite intelligent people who read your blog - ask if one of them can translate any of the Chinese characters."
It was very tricky to get good pictures, especially of the shiny bits, but can any of you Intelligentsia shed some light here?