Aliexpress
Click here… to search for CENAVA F158G 15.6inch i3-6157U 8/128GB Notebook on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Coupon (474.19 USD): 13f142
(CouponsFromChina.com tip: just apply this code 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): Email5, BGCENI3, 7d18f7
(there’s a little possibility that old coupon will work)
Price history and price alert
Do you need price history chart (for all/most countries) for CENAVA F158G 15.6inch i3-6157U 8/128GB Notebook? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).