Staff. Zhai Xiaowei accidentally lost his left leg when he was 4 years old. When he grew up, he worked as a cyclist for a while and later became a professional dancer. He has won many awards at home and abroad and is known as the "one-legged dance king". He and Jiu-Er shot a challenging video in the short vibrato video. In the video, Jiu-Er accidentally falls down and a lady helps her up. She is the staff present. Jiu-Er is also a video blogger, aiming to help farmers, small businesses and business owners export their core values and provide people with good products and quality services.