Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Hong Kong. There is no active coupon in my database right now (for Banggood).
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): tRaDetRaCKeR, BG052d8c, 8wEbgaInS5, BG82316c, pROMo8cuPoN, hoNEYbGdeAlS, BGJUNEGSG9, BGc4d2c7, BGc613d3, BG8ReviTrage, Cuponation9, BG6199c6, 9OFFSUMMER, BGc73bde, BGfb6527, COUPONSDE1wk, BgGoodie9
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Price history (for all/most countries) for CHUWI Corebook X 14 Inch Laptop i3-10110U 8/512GB is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).