A city of great heritage and cultural diversity. Dongguan is an important birthplace of Lingnan civilization. Its Haogang Historical Site is known as the "first village in the Pearl River Delta," indicating that ancient humans in the Pearl River Delta already lived in Dongguan as early as 5,000 years ago. The famous opium incineration in 1839 by the imperial official Lin Zexu at Humen marked the beginning of modern Chinese history. With its profound Lingnan cultural heritage, the famous Lingnan School of Painting also originated in Dongguan at Keyuan Garden. Dongguan is also home to a large number of newly built public cultural facilities such as the Civil Art Centre, Yulan Theatre, museums, libraries and science and technology museums. Known as the city of libraries and museums, Dongguan has become a city exuding a vibrant culture. Its musicals, migrant worker music and migrant worker literature among others exert a strong influence nationwide. Named as a demonstration area for China's national public cultural service system and copyright protection, Dongguan has earned the title of National Civilized City for 4 consecutive years. People from different countries and regions live here in harmony, experiencing an integrated multi-cultural environment in this city of happiness.