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This photo taken on August 18, 2021 shows Jason Chen, chief executive officer of Taiwans Just Kitchen, a network of ghost kitchens that make delivery-only food, posing at the company's headquarters in Taipei. - The boom in food delivery apps during the pandemic has meant customers were increasingly used to having restaurant quality meals quickly delivered to their homes, and to meet that demand a growing number of restaurants have set up delivery only kitchens -- known as cloud or "ghost kitchens" -- or rented space in ones. - TO GO WITH Asia-economy-health-virus-food,FEATURE by Amber Wang (Photo by Sam Yeh / AFP) / TO GO WITH Asia-economy-health-virus-food,FEATURE by Amber Wang (Photo by SAM YEH/AFP via Getty Images)

This photo taken on August 18, 2021 shows Jason Chen, chief executive officer of Taiwans Just Kitchen, a network of ghost kitchens that make delivery-only food, posing at the company's headquarters in Taipei. - The boom in food delivery apps during the pandemic has meant customers were increasingly used to having restaurant quality meals quickly delivered to their homes, and to meet that demand a growing number of restaurants have set up delivery only kitchens -- known as cloud or "ghost kitchens" -- or rented space in ones. - TO GO WITH Asia-economy-health-virus-food,FEATURE by Amber Wang (Photo by Sam Yeh / AFP) / TO GO WITH Asia-economy-health-virus-food,FEATURE by Amber Wang (Photo by SAM YEH/AFP via Getty Images)