Aliexpress
Click here… to search for Xiaomi FREETIE Retro Sneakers on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. We have found one coupon for this product!
Link: Banggood product page
Coupon (88.99 USD): BG10OFFAFF1
(CouponsFromChina.com tip: you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Old coupons (from the oldest to the newest): TTxBG10, BGOD1, 2019SPEDM, AFfbG10, BGBFAFF2019, BGCITYADS2019, BGVDay10%off, BGAFF10OFF, BGTT10, bGhOnEy10, BGCS5227, BGwhielabel, 13f142
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi FREETIE Retro Sneakers.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).