Strictly speaking, that is indeed the case.
However, Jiang Chen was also at fault in the farce of their divorce. If he had revealed his identity sooner, Tang Chuchu would never have divorced him.
"Chuchu, the divorce was my fault, not yours. At that time, I didn't reveal my identity because I had many enemies. The divorce was just to protect you; I didn't want you to be captured by them. And after the divorce, I was the one who took the initiative to come back and find you."
"All this time, you have always been a kind-hearted woman. It is I who have failed you."
Chapter 864