Aliexpress
Click here… to search for Xiaomi Notebook i7-8550U 8/128GB/1TB MX110 on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (806.30 USD): aff7off
Coupon (846.99 USD): Wholesale20
(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): 10MX3B1B0GMX98, 1B2GMX98, 1B29818, 19BGMX898, TECH8%, 312BGMX898, 6OFFXM, 326BGMX898, 402BGMX898, 10MX3BG
(these coupons are old, so probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi Notebook i7-8550U 8/128GB/1TB MX110.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).