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Click here… to search for Xiaomi City Backpack 2 Laptop Bag 17L on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. One coupon is available. Cool!
Link: Banggood product page
Coupon (67.15 USD): hoNEYbGdeAlS
(CouponsFromChina.com tip: apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop)
Old coupons (from the oldest to the newest): BGXMC02, BANGGOODSD, 00c906, BGef96eb, 2022ACTIESNL, Terence, Tabby20, 2203ActiesNL, BG1efeb0, 8Couponsde, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Here is price history (for all/most countries) for Xiaomi City Backpack 2 Laptop Bag 17L.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).