Question: Where are both Wuxi and Huadu District both located?

full_context: Document 1: Liyang: Liyang () is a county-level city under the administration of Changzhou in the Jiangsu province of the People's Republic of China. In 2011, it had a population of about 781,500. It borders the prefecture-level divisions of Wuxi to the east, Xuancheng (Anhui) to the south, and Nanjing to the west.
Document 2: Wuxi New Area: Wuxi New District (), abbreviated as WND, is a district of Wuxi in Jiangsu Province. It has been viewed as the economic engine behind the opening-up of Wuxi and a center of scientific innovation and industrial transformation.
Document 3: Jiangyin dialect: Jiangyin dialect (江阴话) is a Northern Wu Chinese dialect spoken in the city of Jiangyin in Jiangsu province. Jiangyin dialect is a member of the Wu Chinese Taihu Wu family of dialects, which means the inhabitants speak a dialect similar to that of nearby Wuxi, Changzhou, Suzhou, and Shanghai. Jiangyin dialect itself is of the Piling variety, related to the Changzhou dialect. Jiangyin dialect has the highest degree of mutual intelligibility with the dialects of the closest neighboring cities of Changzhou and Wuxi but also has a fairly large degree of mutual intelligibility with the dialects of nearby Suzhou and Shanghai. As one travels south towards Wuxi away from the urban center of Jiangyin, Jiangyin dialect gradually becomes more and more closer sounding to the Wuxi dialect.
Document 4: Guangzhou North Railway Station: The Guangzhou North Railway Station () is a railway station in Guangdong Province, China, opened in 1908. It is located in Huadu District in far northern suburbs of Guangzhou.
Document 5: Huacheng Square: Huangcheng Square, or Flower City Square (Chinese: 花城廣場), is the largest city square in the city of Guangzhou. The square is situated on the city axis in Zhujiang New Town, occupies a 56 km2 area with Haixinsha Island to its south and Huangpu Avenue to its north. Guangzhou Opera House, Guangdong Museum and Guangzhou Library are also located around the square.
Document 6: Yuexiu District: Yuexiu District is a district in Guangzhou, Guangdong, China, located west of the Tianhe District and east of the Liwan District. It is the commercial, political and cultural centre of Guangdong and noted for its high quality education. The Guangdong provincial government and the Guangzhou city government are both located in the Yuexiu District. Established in 1960, the district absorbed the former Dongshan District in May 2005 along with several former subdistricts of the Baiyun and Tianhe district
Document 7: Huadu District: Huadu District is a district of the sub-provincial city of Guangzhou, in Guangdong, China. It is located in the far northern suburbs of the city.
Document 8: Sunan Shuofang International Airport: Sunan Shuofang International Airport (IATA: WUX, ICAO: ZSWX) is an airport serving the cities of Wuxi and Suzhou in southern Jiangsu Province, China (Sunan meaning "Southern Jiangsu" in Chinese). It is located in Shuofang Subdistrict (硕放街道), 12 km southeast of Wuxi and 22 km northwest of Suzhou. The airport was built in 1955 for military use, and commercial flights only started in 2004. Formerly called Wuxi Shuofang Airport (无锡硕放机场), it took the current name in November 2010 and is now co-owned by the governments of Wuxi, Suzhou, and Jiangsu Province. In 2013, Sunan Shuofang Airport handled 3,590,188 passengers, making it the 42nd busiest airport in China.
Document 9: Shunde District: Shunde District is a district in the city of Foshan in the Pearl River Delta, Guangdong Province, China. Once a traditional agricultural county, it has become one of the most affluent counties in Guangdong and mainland China. Since 2009, it is administrated independently of Foshan city, answerable directly to the Guangdong provincial government.
Document 10: China Wu Culture Expo Park: China Wu Culture Expo Park is located in Wuxi City, Jiangsu Province, China. In July 2008, the municipal CPC committee and Government of Wuxi decided to start this program. Not only does this park contain abundant remains of Wu-Yue Culture, but also original agricultural wetland, so that it’s a treasure land deserving protection and development. China Wu Culture Expo Park is intended to protect, develop, utilize and attach new contents and vitalities to the Wu Culture.
Document 11: Wuxi: Wuxi () is an old city in southern Jiangsu province, China. The city borders two other large cities, Changzhou to the west and Suzhou to the east, and borders Zhejiang Province as well in the south. It also covers a coastline of the Yangtze River in the north and two separate coasts of Lake Tai. Wuxi is well known for being one of the birthplaces of China's modern industry and commerce, as well as the hometown of many important businessmen who have played essential roles in building commerce in Shanghai since the early 20th century.
Document 12: Guicheng Subdistrict, Foshan: Guicheng Subdistrict () is a subdistrict of the Nanhai District Foshan, Guangdong, China covering an area of 84.16 km2 . The subdistrict has a registered population of 186,000 and floating population of 280,000 and is the location of the Nanhai District Government, as well as being the political, economic and cultural centre of Nanhai.
Document 13: Liangxi District: Liangxi District () is one of five urban districts and the main district of Wuxi, Jiangsu province, China. It was created on 2015 by the merger of the three former districts of Chong'an District, Nanchang District, and Beitang District.
Document 14: Dongguan: Dongguan is a prefecture-level city in central Guangdong Province of South China. Often considered the cultural capital of the Pearl River Delta, Dongguan borders the provincial capital of Guangzhou to the north, Huizhou to the northeast, Shenzhen to the south, and the Pearl River to the west. It is part of the Pearl River Delta megacity with more than 44.78 million inhabitants at the 2010 census spread over nine municipalities (including Macao) across an area of 17,573 km2 . Dongguan's city administration is considered especially progressive in seeking foreign direct investment. Dongguan ranks behind only Shenzhen, Shanghai and Suzhou in exports among Chinese cities, with $65.54 billion in shipments. It is also home to one of the world's largest, though largely empty, shopping malls, the New South China Mall. The majority of the population speak Mandarin due to migrants from other parts of the country.
Document 15: Jiangnan: Jiangnan or Jiang Nan (; sometimes spelled Kiang-nan) is a geographic area in China referring to lands immediately to the south of the lower reaches of the Yangtze River, including the southern part of the Yangtze Delta. The region encompasses the Shanghai Municipality, the southern part of Jiangsu Province, the southern part of Anhui Province, the northern part of Jiangxi Province, and the northern part of Zhejiang Province. The most important cities in the area are Anqing, Nanjing, Zhenjiang, Changzhou, Wuxi, Suzhou, Shanghai, Hangzhou, Ningbo, and Shaoxing.
ground_truth: China