Aliexpress
Click here… to search for Xiaomi 20L Backpack 15.6inch on Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Xiaomi 20L Backpack 15.6inch [EU] (-3 USD)
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. Well, there is one coupon available right now.
Link: Banggood product page
Coupon (30.02 USD): Cuponation9
(CouponsFromChina.com tip: paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop)
Old coupons (from the oldest to the newest): BGXM20L, BGTB635, BGXM738, BGbag20L, bGhOnEy10, BGBAGGE, BGAFF10OFF, BGdragonBoat, BGCAMP01, bgshOOp10, BGHU0008, BGG07905, BGE69343, BGSHHA, BG1111DS14, BGCDC076, BGH5638XM, BGZPBC15, BGDJ510B, BGTY704CP, BGTY107AF, BGVIP68B, BGCuponation10, BGHONEY2110, BG10OFFAFF, BG29b763, BGwhielabel, BGalibuy343, BG8f8428, BG58ab20, 13f142, BG10OFFAFF1, BG4d9120, BGAlerabatod, BG84de95, BGAlerabatdo, BG3b0d87, BG21718b, 00c906, BG8fd4e2, BGe46870, BG7280ff, Tabby20, BG517f5b, 8Couponsde, BG36e006, MVC8SPRING, BGALIBUY3431, BG2bb7a1, BG5d2ea4, hoNEYbGdeAlS, BG073996
(these codes were not working in latest coupon update, but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Xiaomi 20L Backpack 15.6inch [EU] (-3 USD)
Price history and price alert
Price history (for all/most countries) for Xiaomi 20L Backpack 15.6inch is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).