"보통화" (Standard Mandarin) is the official language of China and is based on the Beijing dialect. It serves as a common means of communication among the diverse linguistic groups within the country, promoting unity and understanding. In addition to being the official language of China, 보통화 is also one of the four official languages of Singapore and is widely spoken in Taiwan. It is used in education, media, and government, making it an essential language for both native speakers and learners around the world.