Aliexpress
Click here… to search for LDNIO SC3301 Power Strip on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I found coupon for you. Check this out.
Link: Banggood product page
Coupon (20.53 USD): BG00c906
(CouponsFromChina.com tip: this code has to be applied in your 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): BGAFF10OFF, BGBK15, BgcLuBofErtA10, BG20CHARGER, BGMBCBLE, BGCuponation10, 13f142, BGHONEY2110, BANGGOODSD, BGCCARG, BG85d5c6, 2022ACTIESNL, Terence, Tabby20, 2203ActiesNL, BG1efeb0, 8Couponsde, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN
(there’s a little possibility that old coupon will work)
Price history and price alert
Price history (for all/most countries) for LDNIO SC3301 Power Strip is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).