Richmond Hill, Ontario in the context of "York Region"

Southwestern Mandarin (Chinese: 西南官话; pinyin: Xīnán Guānhuà), also known as Upper Yangtze Mandarin (Chinese: 上江官话; pinyin: Shàngjiāng Guānhuà), is a Mandarin Chinese dialect spoken in much of Southwestern China, including in Sichuan, Yunnan, Chongqing, Guizhou, most parts of Hubei, the northwestern part of Hunan, the northern part of Guangxi and some southern parts of Shaanxi and Gansu.

Southwestern Mandarin is spoken by roughly 260 million people. If considered a language distinct from central Mandarin, it would be the eighth-most spoken language by native speakers in the world, behind Mandarin itself, Spanish, English, Hindi, Portuguese, Arabic and Bengali.

Aurora (2021 population: 62,057) is a town in central York Region, in the Greater Toronto Area of Southern Ontario, Canada. It is located 48km (29mi) from Downtown Toronto, north of Richmond Hill partially situated on the Oak Ridges Moraine, and surrounded by the Greenbelt. In the 2021 Census, the municipal population of Aurora was the 92nd largest in Canada, compared to 95th for the 2016 Census and 97th for the 2006 Census.