Aliexpress
Click here… to search for NATHOME Electric Caldron Cooker 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 (43.05 USD): bGhOnEy10
(CouponsFromChina.com tip: apply code in your basket (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): BGXMMHP9, BGaDmITAd, BGNTCKR, aff7off, bgchinafest, 502C6B, BGBFAFF2019, BGCITYADS2019, BGHOMEAPP, BGMPB2020
(these coupons are old, so probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for NATHOME Electric Caldron Cooker.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).