Old Slab

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Old Slab ({{Zh|舊長型}}) is a design of residential blocks used in Hong Kong public housing estates. The buildings of this type consist of one or more elongated rectangular blocks, joining end by end. As of 2018 there were 257 of these structures in the city.{{cite web |url=https://www.thestandard.com.hk/section-news/section/4/195274/Push-to-extend-'old-slab'-estates |title=Push to extend 'old slab' estates |website=thestandard.com.hk |date=2 May 2018 |access-date=26 February 2023}}