Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Hong Kong – Xiaomi 12X Snap870 8/256GB (-3 USD)
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Hong Kong. Hmmm… There is no active coupon in Banggood at this moment.
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): BG1efeb0, 8Couponsde, BG8c7135, MVC8SPRING, BG378974, BG5eaf87, BGad4170, BG8ba51c, BG7eb4bf, BG68c0a6, BG0ae28e, BGcfc53c, BG080f4f, BG8OFFCOUPON
(there’s a little possibility that old coupon will work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Hong Kong – Xiaomi 12X Snap870 8/256GB (-3 USD)
Price history and price alert
Price history (for all/most countries) for Xiaomi 12X Snap870 8/128GB is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).