Dayton vs Chengdu

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Dayton () is the sixth-largest city in the state of Ohio and the county seat of Montgomery County. A small part of the city extends into Greene County. The 2019 U.S. census estimate put the city population at 140,407, while Greater Dayton was estimated to be at 803,416 residents. This makes Dayton the fourth-largest metropolitan area in Ohio and 63rd in the United States. Dayton is within Ohio's Miami Valley region, just north of Greater Cincinnati. Ohio's borders are within 500 miles (800 km) of roughly 60 percent of the country's population and manufacturing infrastructure, making the Dayton area a logistical centroid for manufacturers, suppliers, and shippers. Dayton also hosts significant research and development in fields like industrial, aeronautical, and astronautical engineering that have led to many technological innovations. Much of this innovation is due in part to Wright-Patterson Air Force Base and its place in the community. With the decline of heavy manufacturing, Dayton's businesses have diversified into a service economy that includes insurance and legal sectors as well as healthcare and government sectors. Along with defense and aerospace, healthcare accounts for much of the Dayton area's economy. Hospitals in the Greater Dayton area have an estimated combined employment of nearly 32,000 and a yearly economic impact of $6.

8 billion. It is estimated that Premier Health Partners, a hospital network, contributes more than $2 billion a year to the region through operating, employment, and capital expenditures. In 2011, Dayton was rated the #3 city in the nation by HealthGrades for excellence in healthcare.Dayton is also noted for its association with aviation; the city is home to the National Museum of the United States Air Force and is the birthplace of Orville Wright. Other well-known individuals born in the city include poet Paul Laurence Dunbar and entrepreneur John H. Patterson. Dayton is also known for its many patents, inventions, and inventors, most notably the Wright brothers' invention of powered flight. In 2007 Dayton was a part of the top 100 cities in America. In 2008, 2009, and 2010, Site Selection magazine ranked Dayton the #1 mid-sized metropolitan area in the nation for economic development. Also in 2010, Dayton was named one of the best places in the United States for college graduates to find a job.On Memorial Day of 2019 Dayton was affected by a tornado outbreak, in which a total of 15 tornadoes touched down in the Dayton area. One was a half-mile wide EF4 that tore through the heart of the city causing damage.

Source: Wikipedia

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Chengdu (Sichuanese pronunciation: [tsʰən˨˩tu˥], Standard Mandarin pronunciation: [ʈʂʰə̌ŋ.tú] (listen), UK: , US: ), alternatively romanized as Chengtu, is a sub-provincial city which serves as the capital of the Chinese province of Sichuan. It is one of the three most-populous cities in Western China, the other two being Chongqing and Xi'an. As of 2014, the administrative area housed 14,427,500 inhabitants, the largest in Sichuan, with an urban population of 10,152,632. At the time of the 2010 census, Chengdu was the fifth-most populous agglomeration in China, with 10,484,996 inhabitants in the built-up area including Xinjin County and Deyang's Guanghan City. Chengdu is considered a World City with a "Beta +" classification (together with Barcelona and Washington, D.C.) according to the Globalization and World Cities Research Network. In 2020, Chengdu ranked 43rd in the Global Financial Centres Index.Chengdu is located in central Sichuan. The surrounding Chengdu Plain is known as the "Country of Heaven" (Chinese: 天府之国; pinyin: Tiānfǔ zhi Guó) and the "Land of Abundance". Its prehistoric settlers included the Sanxingdui culture. The site of Dujiangyan, an ancient irrigation system, is designated as a World Heritage Site. The Jin River flows through the city. Founded by the state of Shu prior to its incorporation into China, Chengdu is unique as a major Chinese settlement that has maintained its name mostly unchanged throughout the imperial, republican, and communist eras. It was the capital of Liu Bei's Shu Han during the Three Kingdoms Era, as well as several other local kingdoms during the Middle Ages. During World War II, refugees from eastern China fleeing from the Japanese settled in Chengdu.

After the war, Chengdu's importance as a link between Eastern and Western China expanded, with railways built to Chongqing in 1952, and Kunming and Tibet afterwards. In the 1960s, Chengdu became an important centre of China's national defense industry. Chengdu is now one of the most important economic, financial, commercial, cultural, transportation, and communication centers in Western China. Its economy is diverse, characterized by the machinery, automobile, medicine, food, and information technology industries. Chengdu Shuangliu International Airport, a hub of Air China and Sichuan Airlines, is one of the 30 busiest airports in the world, and the Chengdu railway station is one of the six biggest in China. Chengdu also hosts many international companies and more than 12 consulates; more than 270 Fortune 500 companies have established branches in Chengdu. Chengdu is the seat of the Western Theatre Command region of the People's Liberation Army. Chengdu will host the FISU Summer World University Games in 2021, an international multi-sport event. It is considered one of the most livable cities in China.Chengdu's culture largely reflects that of its province, Sichuan; in 2011, it was recognized by UNESCO as a city of gastronomy. It is associated with the giant panda, a Chinese national symbol, which inhabits the area of Sichuan; the city is home to the Chengdu Research Base of Giant Panda Breeding. Chengdu is one of the world's top 40 cities by scientific research. The city is home to the greatest number of universities and research institutes in Southwestern China, notably Sichuan University, University of Electronic Science and Technology of China, Southwestern University of Finance and Economics and Southwest Jiaotong University.

Source: Wikipedia