(Image source: http://www.colex.com.sg/disposal_services.html)
Which company am I highlighting here? It is Colex, better known as one of the four public waste collection companies in Singapore and in charge of the Jurong sector of Singapore (map below). Other than its waste disposal business, it also derives around 40% of its revenue from its contract cleaning business.
(Image source: http://www.nea.gov.sg/energy-waste/waste-management/overview)
Let's look at the ...
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