Vlog is a kind of blog, the full name is videoweblog or videoblog, which means video blog and video blog. It comes from a variant of blog. Vlog authors use images instead of words or photos to write personal blogs and upload them to share with netizens. Vlog mostly records the author's personal life and daily life, with a wide range of topics, which can be the record of participating in large-scale activities or the collection of trivial matters in daily life.