Besides the Vietnamese eatery Mrs Pho, which has expanded to three outlets, Mr Darien Tan also runs an oil-trading company and, last year, he started a third business - in recycling. The new business focuses on solutions that transform food waste, fat and grease into renewable energy.
Caption: 
Besides the Vietnamese eatery Mrs Pho, which has expanded to three outlets, Mr Darien Tan also runs an oil-trading company and, last year, he started a third business - in recycling. The new business focuses on solutions that transform food waste, fat and grease into renewable energy.