Just check coupons out (with price alert and history). Let’s see what best price is ATM.
13.3 inch 1920x 1080 Resolution IPS Narrow Bezel Screen, 2.0MP Camera for Photos and Face-to-face Chat, Intel HD Graphics 600 GPU 700MHz Frequency, Windows 10 OS Installed, 8GB RAM 128GB Expandable SSD, Intel Apollo Lake N4100 Quad-Core 1.1GHz / up to 2.4GHz
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
1. ($299.99): BGBFEUX3
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGJMAIK5, BGJMAIK6, BGJMA3EU, BGJMAIK7, BGJMAIK8, BGJMA4EU, BGJMAIK9, BGJPNX3, BGEUEX3, BGCEX3, BGJCH133, BGJUE133, BGJUEU410, BGJUCH410, BGOZEX3, BGCNEX3, 6GSGIT, BGJUMX3, BGQHJU41
(these coupons are old, so probably won’t work)
Price history and price alert
Price history (for all/most countries) for Jumper EZbook X3 Air 13.3 inch N4100 8/128GB Laptop is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).