The contactless food supply and delivery system of Raytheon Mountain Hospital is an innovative action to solve the dining problem and balance nutrition for medical staff and patients. The system was established according to five approval criteria, including localization, experience in hospital meal service, sufficient raw materials and supporting facilities, food safety, and high execution in dispatching. From the preparation phase to service optimization and improvement, the service model of the full collection of food and beverage information, point-to-point distribution, contactless food delivery, one-stop ordering, and full coverage of separately eating is established to safeguard the contactless food supply and delivery system operating smoothly. As of April 15, 2020 Raytheon Mountain Hospital had been operating safely for 68 days with no occurrence of food safety accident.? 2020 Tan et al.
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