Sze Yap Cantonese (Chinese: 四邑廣東人; Sze Yap: Hlei Yip Gong Ong Ngin; Cantonese: Sei Yap Gwong Dong Yan; Mandarin: Sìyì guǎngdōng rén) are a Han Chinese group coming from a region in Guangdong Province in China called Sze Yap (四邑), which consisted of the four county-level cities of Taishan, Kaiping, Xinhui, and Enping.
 Now Heshan has been added to this historic region, and the prefecture-level city of Jiangmen administers all five of these county-level cities, which is sometimes informally called Ng Yap.
 Their ancestors are said to have arrived from what is today central China about less than a thousand years ago and migrated into Guangdong around the Tang Dynasty rule period, and thus Taishanese as a dialect of Yue Chinese has linguistically preserved many characteristics of Middle Chinese.
Counties ( ), formally county-level divisions, are found in the third level of the administrative hierarchy in Provinces and Autonomous regions, and the second level in municipalities and Hainan, a level that is known as "county level" and also contains autonomous counties, county-level cities, banners, autonomous banner, and City districts.
 There are 1,464 counties in Mainland China out of a total of 2,862 county-level divisions.
A county-level municipality (), county-level city, or county city is a county-level administrative division of mainland China.
 County-level cities are usually governed by prefecture-level divisions, but a few are governed directly by province-level divisions.
 Formerly known as prefecture-controlled city (1949-1970: ; 1970-1983: ).
County-level divisions are the third level of administration of the People's Republic of China and include counties, autonomous counties, banners, autonomous banners, county-level cities and districts.
 Most county-level divisions are administered as part of prefecture-level divisions, but some are administered directly by province-level divisions.
This is a list of township-level divisions of the province of Guizhou, People's Republic of China.
 After province, prefecture, and county-level divisions, township-level divisions constitute the formal fourth-level administrative divisions of the PRC.
 This list is divided first into the prefecture-level then the county-level divisions.
 The six prefecture-level divisions of Guizhou are subdivided into 107 county-level divisions (15 districts, 7 county-level cities, 54 counties, 11 autonomous counties and 1 special district ).
 Those are in turn divided into 1785 township-level divisions (691 towns 镇, 506 townships 乡, 252 ethnic townships and 94 subdistrcts).
Zhuanghe () is one of the two "northern county-level cities", the other being Wafangdian, under the administration of Dalian, located in the south of Liaoning province, People's Republic of China.
 Its area is 3655.70 km² and its permanent population as of 2010 is 841,321, making it Dalian's most spacious county-level division.
Tengchong () is a county-level city of Baoshan City, western Yunnan province, People's Republic of China.
 It is well known for its volcanic activity.
 The city is named after the town of Tengchong which serves as its political center, previously known as Tengyue () in Chinese.
 English language sources of the late nineteenth and early twentieth centuries use names such as Tingyueh, Teng Yueh, Momein, and Momien, these last two from the name for the place, one of the former Chinese Shan States, in the Shan language.
According to the administrative divisions of China including Hong Kong and Macau, there are three level of cities, namely provincial-level (consists of municipalities and SARs), prefectural-level cities, and county-level cities.
 As of September 2017 the PRC has a total of 662 cities: 4 municipalities, 2 SARs, 293 prefectural-level cities (including the 15 sub-provincial cities) and 363 county-level cities (including the 9 sub-prefectural cities and 9 XXPC cities) not including any cities in the claimed province of Taiwan.
Xiaoyi () is a county-level city under the administration of Lüliang prefecture-level city, in Shanxi Province, China.
Tengchong Tuofeng Airport (IATA: TCZ, ICAO: ZUTC) is an airport serving Tengchong County in China's southwestern Yunnan Province.
 It is located near Tuofeng Village 12 kilometers south of the county seat.
 The airport was opened on 16 February 2009.

Question: Are Xiaoyi and Tengchong county-level cities in the same province ? 
Answer: no