Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Price history and price alert
Check out price history chart (for all/most countries) for Leagoo Kiicaa MIX 3/32GB.
Price records source(s): Gearbest
Click on image to enlarge. 
You can set price alert (for Banggood).
the coupon is expired daniel
It works! LEKIMIX is working. Check it on new GB account.