They are installing some renewables and some non renewables. The scale of the non renewables is far larger than their non renewables. The damage being down completely outweighs the solar they've installed. Its good they're finally starting to do something but its about 15 years to late.
The US has been on a far better environmental trajectory for the past 15 years than China. Since the first climate change conferences emission growth has been significantly reducing compared with china significantly increasing. Thats with 8 years of trump.