Question: Are Linqing and Meishan both prefecture-level cities?

Context paragraphs:
Langfang: Langfang (), is a prefecture-level city of Hebei Province, which was known as Tianjin Prefecture until 1973.  Hebei province was renamed Langfang Prefecture after Tianjin became a municipality and finally upgraded into a prefecture-level city in 1988.  Langfang is located approximately midway between Beijing and Tianjin.  At the 2010 census, the population of Langfang was 4,358,839, of whom 868,066 lived in the built-up ("or metro") area made of Guangyang and Anci districts; its total area is around 6417.28 km² .  Langfang borders Baoding to the southwest, Cangzhou to the south (both prefecture-level cities of Hebei), Beijing to the north and Tianjin to the east.  Sanhe City and Dachang Hui County are now conurbated with Beijing, so that they form part of the same built-up area.  Langfang is the smallest prefecture-level city of Hebei Province by land area.

Hongze District: Hongze () is a district (and former county) of the prefecture-level city of Huai'an in Jiangsu province, China.  Occupying the southeastern shores of Lake Hongze, it borders the prefecture-level cities of Suqian to the northwest and Yangzhou (briefly) to the east.

Xinjin County: Xinjin County () is under the administration of Chengdu, the capital of Sichuan province, China.  It borders the prefecture-level city of Meishan to the south.

Shuangliu District: Shuangliu District () is under the administration of Chengdu, the capital of Sichuan province, China.  Located approximately 19 kilometers away from downtown Chengdu, the district covers 1068 square kilometers and has a population of approximately 920,000.  It is the home of Chengdu Shuangliu International Airport, the fifth busiest airport in the China.  Shuangliu County is rapidly being urbanized by the growth of Chengdu and the airport's recent expansion.  The county is bordered by the prefecture-level cities of Ziyang to the southeast and Meishan to the south.

Linqing: Linqing () is a county-level city under the administration of the prefecture-level city of Liaocheng in western Shandong Province, China.

Lu'an: Lu'an (), is a prefecture-level city in western Anhui province, People's Republic of China, bordering Henan to the northwest and Hubei to the southwest.  At the 2010 census, it had a total population of 5,612,590, whom 1,644,344 resided in the built-up area made of 2 urban districts.  Neighbouring prefecture-level cities are the provincial capital of Hefei to the east, Anqing to the south, Huanggang (Hubei) and Xinyang (Henan) to the west, and Huainan and Fuyang to the north.  Although the character "六 " (literally: "six") is normally pronounced "Liù", in this case it changes to "Lù" on account of the historical literary reading.

Meishan: Meishan (; Sichuanese Pinyin: Misan; local pronunciation: ; ), formerly known as Meizhou (眉州 ) or Qingzhou (青州 ), is a prefecture-level city with more than 3,000,000 inhabitants in Sichuan province of China.  Meishan is in the southwest of Sichuan Basin.

Qin-Lian Yue: Qin–Lian (Hamlim, 欽廉方言) is a southern branch of Yue Chinese spoken in the coastal part of Guangxi, which is represented by four traditional cities Qinzhou, Lianzhou, Lingshan and Fangcheng ("欽廉靈防") or by three modern prefecture-level cities Qinzhou, Beihai and Fangcheng ("欽北防").

List of Chinese cities by life expectancy: This is a list of the cities of the People's Republic of China, including all direct-controlled municipalities, sub-provincial cities, prefecture-level cities, but excluding special administrative regions, in order of their life expectancy.

Prefectures of the People's Republic of China: Prefectures, formally a kind of prefecture-level divisions as a term in the context of China, are used to refer to several unrelated political divisions in both ancient and modern China.  There are 333 prefecture-level divisions in China.  They include 17 prefectures and 283 prefecture-level cities.  Other than provincial level divisions, prefectural level divisions are not mentioned in the Chinese constitution.

Supporting paragraphs: Linqing Meishan
Answer: yes