Smile 2.0 is a Supply Chain Management System and Logistics in Indonesia initiated by UNDP and Indonesian Ministry of Health. Smile 20 is used by the Health Office and Puskesmas throughout Indonesia. This system provide real-time information on all vaccine stocks in terms of quantity and quality along with actual storage temperatures. Quality monitoring is carried out through iOT integration with devices placed in refrigerators that store vaccines. Smile 2.0 was also used for the distribution of the COVID19 vaccine.