This article is within the scope of WikiProject Singapore, a collaborative effort to improve the coverage of articles related to Singapore on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.
Yew Tee and Nanyang did not exist back in 1988. Hong Kah South was one of the original divisions of Hong Kah GRC. In 1997, it merged with Hong Kah East ward and Boon Lay SMC. Yew Tee and Nanyang wards also came about that year.