Chinese is spoken in Mainland China, Hong Kong, Macau, Taiwan, Malaysia, Singapore and other regions with Chinese communities. Spoken Chinese is distinguished by its high level of internal diversity, though all spoken varieties of Chinese are tonal and analytic. The standardized form of spoken Chinese is Standard Mandarin (Putonghua/Guoyu), based on the Beijing dialect. Standard Mandarin is the official language of the People's Republic of China and the Republic of China (Taiwan), as well as one of four official languages of Singapore.