1. Learning while thinking is an old-fashioned learning platform with a deep knowledge base, and Jinan Raindrop Education is a newly emerging online tutoring institution, which only has a certain popularity in Jinan.

2. Learning and thinking online school, an online education brand of primary and secondary schools under Good Future Education Group, provides all-round extracurricular tutoring for children aged 6 to 18. The number of students covers more than 300 cities in China, while Yulu Education only provides extracurricular tutoring for primary schools, and the number of students is limited to Jinan.