ShengShi: SPA and RWD website users can share their redundant meals with others. Hosted on Firebase Hosting. Data is implemented with the Firestore database and Firebase Storage. Created with React framework, styled-components. Used Redux for state management. Shares could be searched via the Algolia extension connected with Firestore. Users can exchange their information by scanning QR codes. Provide google maps for restaurant search and exchange location information. Link: https://shengshi.itcosmos.co/