Aliexpress
Click here… to search for Xiaomi QIN 1S AI 4G Phone Red on Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. China – Xiaomi QIN 1S AI 4G Phone Black (-3 USD)
2. China – Xiaomi QIN 1S AI 4G Phone White (-3 USD)
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. Too bad there’s no coupon right now in Banggood.
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): Messenger Only, pcnetwork, 50a5b3, moschuss1, PCNETWORK, ffe7e6, 502C6B, a6a1b1, f8aaf1, BGfphone, BGqinphone, aff7off, 2019SPEDM, bgssaff9, BGaDmITAd, BGBFAFF2019, BGqin1s, BGCITYADS2019
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. China – Xiaomi QIN 1S AI 4G Phone Black (-3 USD)
2. China – Xiaomi QIN 1S AI 4G Phone White (-3 USD)
Price history and price alert
Price history (for all/most countries) for Xiaomi QIN 1S AI 4G Phone Red is here.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).