汉语, also known as Chinese, is a group of related languages spoken primarily in China and by Chinese communities worldwide. It is the most widely spoken language in the world, with over a billion native speakers. 汉语 has several dialects, with Mandarin being the most common and the official language of China. 汉语 is written using Chinese characters, which are logograms representing words or morphemes. The language is known for its tonal nature, meaning that the pitch or intonation used when pronouncing a word can change its meaning. This unique feature makes 汉语 both fascinating and challenging to learn for non-native speakers.