The coupon price for Pro Ryzen 7 is 429.99 USD (in Banggood). Just check coupons out (with price alert and history). Do you want to know what the best price is?
Latest coupon and price update (UTC):
Banggood (429.99 USD)
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood. I think you want to know if the price is good. Maybe there’re no more promotions for this item, because current price is higher than average (which is equal 427.49 USD)
Link: Banggood product page
Price: 429.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG1c044a, BGd6d6ec
(these coupons are old, so probably won’t work)
Aliexpress
Click here… to search for T-BAO R3 Pro Ryzen 7 5700U Mini PC 16/512GB WIFI6 on Aliexpress
Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for T-BAO R3 Pro Ryzen 7 5700U Mini PC 16/512GB WIFI6.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).