2030 is just around the corner. China has pledged to cap their CO2 emissions at 2030 levels. If they're trying to meet this goal, it would explain the thousands of new coal-fired plants they're building right now.
https://www.bbc.com/news/articles/cj4y159190go
https://www.carbonbrief.org/chinas-construction-of-new-coal-...
They build new coal plants but those either replace old ones or are idle. Nearly 90% of all new electricity comes from solar and wind.