Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (1389.99 USD): BGc926b1
Coupon (1504.49 USD): BGAUTO22
(CouponsFromChina.com tip: apply code in your basket (cart) 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): BG03d9fb, 8BGwbg2204
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Do you need price history chart (for all/most countries) for Autel MaxiSYS MS906 Pro Diagnostic Tool? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).