Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (53.99 USD): BG3531ea
Coupon (56.99 USD): BG0970af
Coupon (70.39 USD): BGFitness
(CouponsFromChina.com tip: put item in your cart and apply coupon code there 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): BG0fc1ea, BG84e62e, BG5104f7, BGda9c90, BG31b6b6, BG8fcd54, BG0e2f4e, BG726e73, BG7c5a94, BGf44324, BGce083c
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Price history (for all/most countries) for ORICO JX-703 Muscle Massager is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).