Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Hong Kong – DOOGEE S68 Pro 6/128GB Global Black (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Europe 
. I have no active coupons for you right now. Uhm… There’s no price history (in my database) for this product right now.
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGBFS68P, BGS68P189, BGCITYADS2019, od7off, Email5, 13f142
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Hong Kong – DOOGEE S68 Pro 6/128GB Global Black (-3 USD)
Price history and price alert
It doesn’t make sense to generate price history chart, because there is one price record which is: 189.99 USD.
You can set price alert (for Banggood).