For individuals or small investors, the direction of children's fitness center is the most common and direct form of investment. Of course, there are not many professional children's gyms at present, and most of them are fishing.
There are also some institutions that have been at the forefront, with enough excellent courses and perfect management systems, and started to join the business while operating independently.
For investors who want to enter the market now, if they don't have enough experience, it is recommended to find an entity that really manages products and operations in the industry.
Here, I recommend Pini the elephant, combined with the physical mechanism of front-end technology such as somatosensory interaction.