[1] https://www.weforum.org/stories/2018/06/90-of-plastic-pollut...
[1] https://www.weforum.org/stories/2018/06/90-of-plastic-pollut...
More importantly though, it wasn't even necessarily China's waste. Rich, Western nations like the one you're (likely) commenting from have sent their plastic waste to China, where it ends up in the sea. And you use that for justification that "using less plastic doesn't matter", and that it's "mostly virtue signaling".
https://www.visualcapitalist.com/cp/visualized-ocean-plastic...
Indirectly, by requiring cleaner cars for example, there's a push toward China designing clean engines if they want to sell in Europe. In fact China is already selling a decent amount of cars in Europe.
All that aside, for those that want figures:
EU-27: https://www.statista.com/statistics/986392/co2-emissions-per...
China: https://www.statista.com/statistics/239070/co2-emissions-per...