Top 12 List of cities and personalities banned in China

Taboo topics (including banned words) that are not to be mentioned or discussed:

List of cities and personalities that are not to be mentioned when conversing with the Chinese.

1. Tiananmen -Chinese crackdown on pro-democracy protests leads to bloodshed Tiananmen Square Massacre June 4, 1989

•  Zhao Ziyang - A former general secretary of the Chinese Communist Party who supported the pro-democracy protests  
• Tankman — The famous image of an unidentified Chinese man who stood in front of a column of tanks in Tiananmen Square in 1989

2. Tibet - Tibet's political and spiritual leader - issued a proclamation reaffirming Tibet's independence 1912-1951

• Dalai Lama - a spiritual leader in exile symbol of Tibet’s independence

3 Taiwan - declared independence in the hope of returning the island to Qing rule Taiwan independence 1895

4.Hong Kong - Go, Hong Kong support pro-democracy protests November 27, 2019 

5. Xinjiang - Xinjiang conflict also called Uyghur–Chinese conflict is a conflict in China's far-northwest autonomous region 1931

6. Diaoyu Island -  concerns a territorial dispute over a group of uninhabited islands known as the Senkaku Islands in Japan,

7. Guangxi - Autonomous Region because of a series of events involving lynching and direct massacre in Guangxi during the Cultural Revolution (1966-1976).

8. Inner Mongolia - Autonomous Region, also Provincial border dispute and the cold war way back Qin and Tang dynasty

9. Ningxia -  the Ningxia Hui Autonomous Region (NHAR), Also The war in Ningxia of 1934, also known as Sun Dianying Campaign

10. Macau - The Riots that broke out in 1966 during the communist Cultural Revolution, when local Chinese and the Macau authority clashed.

11. South Sea -  Territorial disputes between China and the Philippines Spratly Islands

12. Xiamen - mainland China escalated Cold War political tensions by shelling nearby islands from Xiamen in what became known as the First and Second Taiwan Strait Crisis In 1955 and 1958

Countries and Cities with Sovereignty Issues with Mainland China:

• 1.Taiwan

• 2.Tibet

• 3. Xinjiang

• 4. Philippines

• 5. Japan

• 6. Hong Kong

• 7. Malaysia

• 8. Vietnam

China's Administrative Regions:

4 Municipalities

• Beijing

• Chongqing

• Shanghai

• Tianjin

5 Autonomous Regions

• Guangxi

• Inner Mongolia

• Ningxia

• Tibet

• Xinjiang

2 Special Administrative Regions (SAR)

• Hong Kong

• Macao (Macau)

23 Provinces

• Anhui

• Fujian

• Gansu

• Guangdong

• Guizhou

• Hainan

• Hebei

• Heilongjiang

• Henan

• Hubei

• Hunan

• Jiangsu

• Jiangxi

• Jilin

• Liaoning

• Qinghai

• Shaanxi

• Shandong

• Shanxi

• Sichuan

• Yunan

• Zhejiang 

• Taiwan (See Taiwan issue)

https://youtu.be/UqkJ8wD7_Gs

References:

1. https://en.wikipedia.org

2.https://www.google.com/search?sxsrf=ALeKk02blVqr_bAJY30zVcyMom9gK2FV8Q%3A1598246692850&ei=JE9DX72_M47ahwOLyIaICA&q=Taboo+cities+in+china&oq=Taboo+cities+in+china&gs_lcp=CgZwc3ktYWIQAzoGCAAQBxAeUO_rBViD8wVgk_gFaABwAHgAgAHeAogBmQeSAQcwLjQuMC4xmAEAoAEBqgEHZ3dzLXdpesABAQ&sclient=psy-ab&ved=0ahUKEwi94Y_zjLPrAhUO7WEKHQukAYEQ4dUDCAw&uact=5

3.https://www.aljazeera.com/news/2019/06/china-rises-30-years-tiananmen-crackdown-remains-taboo-190603075028075.html

4. https://en.wikipedia.org/wiki/Tibetan_independence_movement

5. https://en.wikipedia.org/wiki/Tibet_(1912%E2%80%931951)

6.https://en.wikipedia.org/wiki/Taiwan_independence_movement#:~:text=The%20Taiwan%20independence%20movement%20is,in%20opposition%20to%20Chinese%20unification.&text=Some%20supporters%20advocate%20the%20exclusion,are%20part%20of%20mainland%20China.

7. https://www.bbc.com/news/world-asia-34729538

8. https://en.wikipedia.org/wiki/Xinjiang_conflict

9. https://www.cfr.org/backgrounder/chinas-repression-uighurs-xinjiang

10. https://www.bbc.com/news/world-asia-china-49317695

11.https://en.wikipedia.org/wiki/Hong_Kong%E2%80%93Mainland_China_conflict

12.https://en.wikipedia.org/wiki/History_of_Macau#:~:text=Riots%20broke%20out%20in%201966,minor%20dispute%20concerning%20building%20permits.

13.https://en.wikipedia.org/wiki/Macau

14.https://www.bbc.com/news/world-us-canada-53397673#:~:text=What's%20behind%20the%20South%20China,its%20rights%20go%20back%20centuries.

15.https://en.wikipedia.org/wiki/Senkaku_Islands_dispute#:~:text=The%20Senkaku%20Islands%20dispute%2C%20or,China%20(ROC%20or%20Taiwan).

16.http://arbitrationblog.kluwerarbitration.com/2019/08/26/xiamen-maritime-court-in-china-looks-at-disputes-with-no-foreign-related-element/?doing_wp_cron=1598247542.2397420406341552734375

17https://en.wikipedia.org/wiki/Xiamen

18.https://www.bbc.com/news/world-asia-china-35024043#:~:text=Chinese%20authorities%20have%20said%20an,residents%20of%20neighbouring%20Gansu%20province.

19https://en.wikipedia.org/wiki/List_of_cities_in_China

20.https://en.wikipedia.org/wiki/Administrative_divisions_of_China

21.https://simple.wikipedia.org/wiki/Political_divisions_of_China

22. https://share.america.gov/in-china-you-cant-say-these-words/

23.https://en.wikipedia.org/wiki/Internet_censorship_in_China

24.https://www.vox.com/2018/2/27/17058074/china-banned-words-jinping

25.https://www.republicworld.com/world-news/china/china-chi-star-a-n-winnie-the-pooh-xi-jinping-censorship-emperor-control.html