Just check coupons out (with price alert and history). You probably want to know what is the best price?
Model GT-R PRO, LAN 1000M, Storage M.2 SATA3 SSD Slot (Support Extension), Bluetooth Bluetooth 5.0, Instruction Set 64bit, Storage SATA3 HDD 2.5in 1TB, RAM 16GB (SO-DIMM DDR4 2400MHz) / Support Up to 64GB, OS Win 10, WIFI WiFi 6 (802.11ax), Storage M.2 PCI-E 2X SSD 512GB, Type Mini PC, Graphics Radeon™ Vega 8 Graphics 1200 MHz, Brand Beelink, Lithography 12nm, CPU AMD Ryzen™ 5 3550H / Quad-Core 8 Threads / 2.1Ghz UP TO 3.7Ghz / Cache 6MB
Aliexpress
There’re some similar (or not) items on Aliexpress
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 Hong Kong. There is one great coupon!
Link: Banggood product page
1. ($785.06): CouponsdePC
you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG597549, 2022ACTIESNL, BG5fa3d2, Tabby20, BG36c010, BGdb5854
(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
Do you need price history chart (for all/most countries) for Beelink GT-R PRO 3550H Vega 8 16/512GB 1TB Mini PC? There we go.
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)).