Provinces of China the province, rather than the nominal governor of the provincial government. The government of each standard province () is nominally led by a provincial committee, headed by a secretary. The committee secretary is first-in-charge of the province; second-in-command is the governor of the provincial government. The People's Republic of China (PRC) claims the island of Taiwan and its surrounding islets, including Penghu, as "Taiwan Province", though Taiwan has not been under control of a government that ruled from mainland China since 1949, when the Republic of China lost the mainland to the Communist Party of China, which established the PRC.
Mainland China in English, is commonly applied by SAR governments to represent non-SAR areas of PRC, including Hainan province and coastal regions of mainland China, such as "Constitutional and Mainland Affairs" () and Immigration Departments. In the Mainland and Hong Kong Closer Economic Partnership Arrangement (as well as the Mainland and Macau Closer Economic Partnership Arrangement) the CPG also uses the Chinese characters "inner land", with the note that they refer to the "customs territory of China". In the United States' Taiwan Relations Act, the ROC-controlled islands of Quemoy and Matsu were excluded from the definition of "Taiwan". The House Foreign Affairs