HotShare App Server API click here How to use SharpAI app 1. Download sharpAI app called '来了吗' from Appstore or Android app market(search lailema) 2. Sign up 3. Create your own group 4. Scan your device and link it to your group 5. Go to msg page 6. Go to labelling page and label new face 7. Auto-labelling feature Auto label will jump out when there's strangers detected.