Learning service platform. According to the inquiry of WeChat official website, Lewa Yao Yao is an educational service platform for children and parents who provide online learning courses, aiming at helping children to develop in an all-round way. Lewa shakes the payment is WeChat. Lowa Yao Yao is an online learning course and educational service platform, which aims to help children develop in an all-round way. Provide high-quality children's educational resources and content, as well as courses of different ages in many professional fields. It has a professional certified online oral counseling platform, which provides oral counseling and guidance services in four languages: Mandarin, English, French and German.