The hospital started operating on 20 May 1959 and merged with Changi Hospital to form the current Changi General Hospital located in Simei.
The areas of the Group Representation Constituency consists of East Coast, Bedok, Changi-Simei, Fengshan, Siglap, Kampong Chai Chee and offshore islands of Pulau Tekong, Coney Island and Pulau Ubin.
Pasir Ris was the first eastern terminus station of the East West Line, installed with Rite Hite Revolution High Volume, Low Speed (HVLS) fans and have been operating since 9 July 2012 together with Simei.
Simei has a 6-storey shopping mall that is undergoing renovation (called East Point Mall), where only NTUC FairPrice and NTUC Healthcare (Unity) still survives at a moment.
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The Estate is named after the Chinese "Four Beauties" (âåįžâ whose homophonic transliteration is "Simei") who were known to be the legendary four most beautiful women of ancient China.