Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Max print speed 100mm/s, Nozzle size 0.4mm, Filament size 1.75mm, Printing size 300*300*400 with magnetic buildplate, Wood, TPU, Dual Z-axis Yes, Structure Material 2040 Aluminum extrusion, Nozzle Max temperature 275°C, LCD display 3.5inch, Nozzle quantiy 1pc, XY-axis positioning accuracy 0.012mm, Z-axis positioning accuracy 0.004mm, Copper, Layer height 0.1-0.4mm, Power Supply 40W-280W 220V, Net weight 13kg, Filament support PLA, Power Plug Plug EU Standard(Default), Print accuracy 0.1-0.2mm, ABS, etc, Carbon Fiber
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 code price check (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($464.99): 7d18f7
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): 5232e8, Wholesale20, TTxBG10, 4e4e0d, bGpAnDacHeCk, Email5, BG3a9173, BG3DP09B
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – BIQU Thunder Standard 3D Printer ($-3)
Price history and price alert
Price history (for all/most countries) for BIQU Thunder Advanced 3D Printer is here.
Price records source(s): Banggood
Click on image to enlarge. 
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)).