Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. You can get coupon down below.
Link: Banggood product page
Coupon (101.96 USD): bGhOnEy10
(CouponsFromChina.com tip: paste coupon code in your cart and click Apply 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): BGZP1001CAR, AFfbG10, 502C6B, BGBFAFF2019, BGCITYADS2019, BGVDay10%off
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for HB Toys ZP1001 RC Car RTR.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).