Flag of the Republic of China sovereign independent country of the Republic of China (ROC) to the island of Taiwan. On the mainland, the communist forces of Mao Zedong established the People's Republic of China and adopted their own national flag. On October 23, 1954, the National Emblem and National Flag of the Republic of China Act () was promulgated by the Legislative Yuan to specify the size, measure, ratio, production, and management of the flag. While public display of the ROC flag is generally frowned upon, and may even lead to arrest in the PRC, Cambodia was the first country to outlaw it officially. In
Coast Guard Administration (Taiwan) Coast Guard Administration (Taiwan) The Coast Guard Administration of the Ocean Affairs Council (CGA; ) is charged with maintaining law and order, protecting the resources of the territorial waters of the Republic of China (Taiwan), which surrounds Taiwan, Penghu, Kinmen, Matsu Islands, Green Island, Orchid Island, Dongsha Islands, and Nansha Islands as well as providing a first line of defense along coastal areas against smugglers and illegal immigrants. The CGA is considered a civilian law enforcement agency under the administration of Ocean Affairs Council of the Executive Yuan, though during emergencies it may be incorporated as part of the Republic