No, Libu International Children's Education is committed to providing all-English comprehensive ability training courses for children aged 2- 15. According to the relevant information, Mr. Lixin didn't have teaching AIDS after the refund, but provided them himself. Libu is a brand of Good Future Group, which focuses on children's quality education. Since its establishment in 2008, it has always been child-centered, exploring the growth path suitable for children's physical, mental and cognitive development in China.