Not quite. China is planning less coal capacity but existing contracts are still being built. They're not ramping up construction afaik. https://globalenergymonitor.org/research/china-hits-brakes-coal-power-permits-constructions-remain-robust
Most countries of the global south, when faced with the option coal vs nuclear, will err toward coal due to the far lower cost and weaker infrastructure. Nuclear is simply not that attractive an option if you're a poor country.