Aliexpress
Click here… to search for Xiaomi 3Life 3A 5000mAh Type-C Wireless Charger on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Coupon (33.99 USD): 13f142
(CouponsFromChina.com tip: coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG3CSUM, bgssaff9, aff7off, BGaDmITAd, 0e7f33, FBCOUPON1, BGMPB2020, bGhOnEy10, BGXMI15, BGdragonBoat, BGSS10%SW, BGAFF10OFF, bgshOOp10, BgoFErTaSchInA10, BgcLuBofErtA10, BG15POWERBANK, BGCuponation10
(probably won’t work, but you can try them out)
Price history and price alert
Do you need price history chart (for all/most countries) for Xiaomi 3Life 3A 5000mAh Type-C Wireless Charger? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).