Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Hong Kong – Chuwi Lapbook SE 4/32GB Laptop [HK] (-3 USD)
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (539.99 USD): BGBFAFF2019
Coupon (539.99 USD): BGBFCR28
Coupon (579.99 USD): Wholesale20
(CouponsFromChina.com tip: 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
Old coupons (from the oldest to the newest): 96BGSE, 9BGSE7, 43d0f2, 6e8db9, B12G03SE
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Hong Kong – Chuwi Lapbook SE 4/32GB Laptop [HK] (-3 USD)
Price history and price alert
Price history (for all/most countries) for Chuwi Lapbook SE 4/32GB/128GB Laptop is here.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).