When Chew Jo Han decided to set up a small hydroponic system in his office because his fashion start-up was not doing well, his friends Jayden Koay, Looi Choon Beng and Low Cheng Yang joked that, if nothing else, he could survive on the vegetables grown!
But, jokes aside, Koay, Looi and Low were struck by how the plants were grown using artificial light.
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