Who broadcast the joke of Tmall Elf?

The jokes told by Tmall Elf are broadcast by artificial intelligence. According to the relevant public information, the paragraphs on Tmall Elf were actually not told by anyone, but were found through artificial intelligence and online search, plus artificial voice recorded in advance, so these paragraphs are available, so the paragraphs told by Tmall Elf are artificial intelligence. Broadcast.