Wuxi National Hi-Tech District (WND), founded in 1992, was given administrative status and named Xinwu District in February, 2016. With a total area of 220 square kilometers and a population of 560,000 people, WND has been the economic engine behind the opening-up of Wuxi. It has ranked second in comprehensive evaluation of national development parks in Jiangsu for 10 consecutive years. In 2015, its GDP was 130.2 billion yuan ($20 billion) and enterprises with an annual industrial output value above 20 million yuan each contributed 295.7 billion yuan in the district’s total industrial output value. With an area accounting for only 4.6 percent of Wuxi, and a population accounting for 6.8 percent across the city, WND generates 15 percent of Wuxi's gross domestic product (GDP).