You can create price alert here, copy coupons and view price history. Do you want to know what the best price is?
MIUI 8 Snapdragon 425 5MP + 13MP Cameras, RAM + ROM: 2GB RAM + 16GB ROM, FDD-LTE B1/B3/B4/B5/B7/B8/B20 TD-LTE B38/B40
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):
Price history and price alert
It doesn’t make sense to generate price history chart, because there is one price record which is: $92.99.
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)).