GMKtec K4 Ryzen 9 7940HS Mini PC 16/512GB (Banggood, Aliexpress: GMKtec K4 AMD Ryzen 9 7940HS Mini PC Octa Core 16GB RAM 512GB SSD 4K Triple Output WIFI 6 BT5.2 HD USB3.2 Type-C Mini Computer Desktop PC – Grey (the best price with coupon)).
Check coupons or create price alert down below. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. There are no coupons for this product in Banggood.
Link: Banggood product page
Price: $-3
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 and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BGd0439b, BGdeb85e, BGSPRING8OFF, BGHONEYSP
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for GMKtec K4 Ryzen 9 7940HS Mini PC 16/512GB. The lowest price was: $659.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).