What is the release date of MI band 4?

Related questions

1. Can I charge MI band with mobile charger?
2. Is Mi band HRX worth buying?
3. Which one is better MI Band 3 or Honor Band 3?
4. What will be the price of MI band 4 in India?
5. Can I use Mi Band 3 while charging?
6. Is xiaomi Band 3 accurate?
7. Is MI band 4 available in MI store?
8. What is NFC in xiaomi?
9. Can we answer calls on MI band 4?
10. Can Mi Band 4 receive calls?

Tags

1. #launch
2. #through
3. #mijia
4. #xiaomi
5. #china
6. #model
7. #release
8. #brand
9. #confirmed
10. #weibo