Does the subject want to ask, "When did the baby bus happy enlightenment come out?" 20 1 1 year. According to the release date of Baby Bus Happy Enlightenment, the software was first released on 20 1 1, and by July 2, 2023, it had served 500 million home users around the world, helping baby to develop in an all-round way. Baby Bus Happy Enlightenment APP (Baby Bus) is a one-stop enlightenment platform learning software developed by Baby Bus Co., Ltd. for children aged 0- 14.