It's not working because even the Russian economy is growing which is far more isolated than China. So convincing the world to decouple with China is impossible.
It is true that the Russian economy is growing, but this is due to one-off effects, in particular the enormous investments in war and armaments. This is not sustainable and will fall on the feet of the Russians as soon as the situation changes. A lot of tech and other important foreign companies have left the country with the knowledge.