According to the inquiry, Yifeng was born in1April, 963,1year, and Li Weiyi was born in1June 27th, 983, with a difference of 20 years.
Li Weiyi is known as "the first wolf girl in China" and "the wolf among men" for taming wild wolves. Li Weiyi and Yifeng also made this experience of Jinlu: The Adventure of Wolves into a long documentary novel "Return to Wolves 1" and "Return to Wolves 2". The film "Return to Wolves" was released nationwide on June 16 and 20 17.