Aliexpress
Click here… to search for Xiaomi POCO M3 4/64GB Snap662 Global [EU] on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Europe 
. CouponsFromChina software could not find any coupon for this product in Banggood. Uhm… There’s no price history (in my database) for this product right now.
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
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Price history and price alert
Well, you won’t see price history chart, coz we have only 1 database record for this item (and price was 144 USD).
You can set price alert (for Banggood).