The economy of the People's Republic of China is a developing mixed socialist market economy, incorporating industrial policies and strategic five-year plans. China is the world's second largest economy by nominal GDP, behind the United States, and since 2017 has been the world's largest economy when measured by purchasing power parity (PPP). China accounted for 19% of the global economy in 2022 in PPP terms, and around 18% in nominal terms in 2022.
https://en.wikipedia.org/wiki/Economy_of_China