Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (11.62 USD): AFfbG10
Coupon (11.62 USD): BGBFAFF2019
Coupon (11.62 USD): BGCITYADS2019
(CouponsFromChina.com tip: apply it in your 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): CJ20, 445d1b, CODE1573, b7d250, vipupgrade8, d8f2bb, 7c77a4, cef3f8, TTxBG10, BG688cse, bgssaff9, BG65CJ
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Price history (for all/most countries) for Xiaomi CIRCLE JOY Wine Decanter is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).