Perceptual thinking is the least helpful to autism than linguistic cognition. No matter what causes autism, don't blindly believe in the role of synaesthesia. Be sure to go to formal institutions to intervene, you can do it, but don't waste too much money. Lao Yue lied everywhere on the Internet that I personally bought his class and did it for a year. It doesn't help much. Laoyue will hurt a large number of children, ruin their lives and waste their precious recovery time. Lao Yue deliberately deleted the comments that were not good for him in Tik Tok, and all you can see is good for him.