Dongguan is a prefecture-level city in the southern part of Guangdong Province, China. It is located in the Pearl River Delta region and borders the cities of Guangzhou, Shenzhen, and Huizhou. Dongguan is known for its manufacturing and industrial sectors, particularly in electronics, textiles, and furniture production. It is often referred to as the "factory of the world" due to its large concentration of factories and manufacturing facilities. Despite its industrial nature, Dongguan also has areas of natural beauty, such as the famous Guanyin Mountain and Humen Bridge. The city has a population of over 8 million people and is a significant contributor to China's economic growth.