Guangdong (Chinese: 广东) is a province in South China, located on the South China Sea coast. Traditionally romanised as Canton or Kwangtung, Guangdong surpassed Henan and Sichuan to become the most populous province in China in January 2005, registering 79.1 million permanent residents and 31 million migrants who lived in the province for at least six months of the year;[5][6] the total population was 104,303,132 in the 2010 census, accounting for 7.79 percent of Mainland China's population.[7] The provincial capital Guangzhou and economic hub Shenzhen are among the most populous and important cities in China. The population increase since the census has been modest, the province at 2015 had 108,500,000 people.[8]Since 1989, Guangdong has topped the total GDP rankings among all provincial-level divisions, with Jiangsu and Shandong second and third in rank. According to state statistics, Guangdong's GDP in 2014 reached RMB 6,779 billion, or US$1.104 trillion, making its economy roughly the same size as Mexico. Since 2011, Guangdong has had the highest GDP among all provinces of Mainland China. The province contributes approximately 12% of the PRC's national economic output, and is home to the production facilities and offices of a wide-ranging set of Chinese and foreign corporations. Guangdong also hosts the largest import and export fair in China called the Canton Fair in Guangdong's capital city Guangzhou.