Aliexpress
Click here… to search for OUKITEL Y4800 6/128GB P70 on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Hong Kong. Only one coupon available!
Link: Banggood product page
Coupon (192.99 USD): Email5
(CouponsFromChina.com tip: apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop)
Old coupons (from the oldest to the newest): BGOK4800, aff7off, od7off, 7bcdf9, 2880c7
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Do you need price history chart (for all/most countries) for OUKITEL Y4800 6/128GB P70? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).