Aliexpress
Click here… to search for Lenovo Laptop Chao 7000 i5-8250 4/256GB MX150 on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Coupon (710.83 USD): TECH8%
(CouponsFromChina.com tip: coupon code has to be applied in shop’s 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): 1L1NBG1, 1L2NBG1
(these coupons are old, so probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for Lenovo Laptop Chao 7000 i5-8250 4/256GB MX150.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).