All right. Zhengzhou HarmonyOS System Thinking Painting is a training institution with many experienced teachers, which is well recognized by Zhengzhou locals. It is a very good institution for students who have already registered, and it has a certain popularity in the local area. HarmonyOS's systematic thinking painting was founded in Zhengzhou, Henan Province in 2004. After nearly 20 years of development and growth, by 2023, there will be more than 600 affiliated campuses, more than 3,000 professional teachers and more than 3 million small thinking painters.