The new plants that are designed to run only intermittently as a peaker plants to smooth out differences in solar supply and demand.
https://www.iea.org/countries/china (2022)
There's total energy : https://www.iea.org/countries/china/energy-mix
and there's just electricity : https://www.iea.org/countries/china/electricity
Total 2022 electricity production in China: 8 950 643 GWh (Global #1)
Total 2022 electricity production in USofA: 4 495 368 GWh (Global #2)
Currently coal is the source of 62% of China's total electricity generation.
The new plants that are designed to run only intermittently as a peaker plants to smooth out differences in solar supply and demand.