This document provides information about Beijing, China. It notes that Beijing is the capital of China, located in the western part of the country. Mandarin Chinese is the predominant language spoken in Beijing. Some of the most important landmarks mentioned include the Forbidden City and Tiananmen Square. The document also discusses the currency (renminbi), population (over 20 million people), and cuisine (baodu) of Beijing. Airplanes and high-speed trains are commonly used for travel to and within the city.