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
Flag of the Republic of China ally in the People's Republic of China. The PRC has criticized Taiwan independence groups for wishing to change or abolish the ROC flag, and has implied that legal steps to do so would bring a strongly negative reaction from the PRC. However, the presence of the ROC flag in Taiwan also distinguishes the fact that Taiwan and ROC territorial islands elsewhere fall under jurisdiction of a country separate from that of mainland China, the People's Republic of China (PRC). The hoisting of the ROC flag is even advocated by the most extreme Taiwanese independence supporters, such as Taiwan Solidarity Union