Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (48.75 USD): BG1efeb0
Coupon (49.28 USD): Terence
Coupon (49.28 USD): 2203ActiesNL
(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): BGCuponation10, 13f142, BGUG6603, BGHONEY2110, BGFFO43, BGUG642, 00c906, 2022ACTIESNL
(probably won’t work, but you can try them out)
Price history and price alert
Here is price history (for all/most countries) for UGREEN 6 in1 USB-C Hub.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).