You might be on to something, that tweet was talking about the low profile 8th round of FTA talks between China and Israel recently held in Israel.
The liberal US establishment has been attacking Netanyahu for a while now.
Netanyahu Has Made Israel a U.S. Adversary
Netanyahu finally responded to US attacks in a tweet
These tweets seem like subtle hints that Israel is trying to play the I'll be friends with China if you don't be nice card. Imagine the shockwaves it would sent if soon China and Israel signs a FTA in the near future.
I have underestimated the Chinese strategists, just as I’ve underestimated their COVID handling ability in early 2020. It is now becoming apparent that they were held back for the previous two years when it appeared that rapprochement with the US was still possible. Now they’ve been uncaged and are rapidly reshaping the international order.