General Secretary of the Chinese Communist Party
The General Secretary of the Central Committee of the Chinese Communist Party is the leader of the Chinese Communist Party (CCP), the sole ruling party of the People's Republic of China (PRC). Since 1989, the CCP general secretary has been the paramount leader of the PRC.
General Secretary of the Chinese Communist Party
In a governmental system, a party leader acts as the official representative of their political party, either to a legislature or to the electorate. Depending on the country, the individual colloquially referred to as the "leader" of a political party may officially be party chair, secretary, or the highest political office.
Joe Biden, as the US President, is the de facto leader of the Democratic Party.