April 27—May 9,1927: The Fifth CPC Party Congress is held

April 27—May 9, 1927: The Fifth CPC Party Congress is held in Wuhan
The central theme of the Congress is to determine the task of the party in times of emergency.
April 27, 1957: The CPC Central Committee issues "instructions on the Rectification Movement" which decide to conduct a rectification movement with "the proper handling of contradictions among the people" as the theme, with opposition to bureaucracy, sectarianism and subjectivism making up the content
April 27, 1962: The CPC Central Committee issues a "Notice on speeding up the screening work of the Party members and cadres"
April 27, 1988: The Central Military Commission issues "Provisional Regulations of People's Liberation Army civilian cadres"
April 27—29, 1993: The Association for Relations across the Taiwan Straits Chairman Wang Daohan and the Taiwan Straits Exchange Foundation Chairman Koo Chen-fu hold talks in Singapore
April 27—29, 1998: The working conference on national grain circulation system reform is held in Beijing
April 27, 2005: The 15th Session of the 10th National People's Congress passes the "Law of the People's Republic of China on Public Servants"
- China successfully launches new test satellite
- Books of Xi's discourses on adhering to deepening reform comprehensively published
- China activates Level-IV emergency flood-control response in Hainan
- Flash flood leaves eight campers dead and four missing
- Helsinki spotlight for Beijing school's AI project
- Pioneering work on world's four major bay areas released