Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. China – Xiaomi 24 inch Luggage Suitcase Black (-3 USD)
2. China – Xiaomi 90 Minutes Suitcase 20 inch (-3 USD)
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (118.68 USD): BGSD13
Coupon (133.51 USD): AFfbG10
Coupon (133.51 USD): BGBFAFF2019
(CouponsFromChina.com tip: apply code in your basket (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): 99a5co, 502C6B, e2bcea, TTxBG10, BGOD1, 2019SPEDM, BG788372, BGtravel305, BGDQ15, BGVDay10%off, BGTS785, BGTS204, BGAFF10OFF, BGTT10, bGhOnEy10, BGdragonBoat, BGTRIP01, bgshOOp10, BgoFErTaSchInA10
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. China – Xiaomi 24 inch Luggage Suitcase Black (-3 USD)
2. China – Xiaomi 90 Minutes Suitcase 20 inch (-3 USD)
Price history and price alert
Check out price history chart (for all/most countries) for Xiaomi 90FUN PC Suitcase 24inch Black.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).