Aliexpress
Click here… to search for C1 Chaser 1200mm RC Airplane KIT on 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 (136.47 USD): BGJON8
Coupon (136.47 USD): tRaDetRaCKeR
Coupon (136.47 USD): 8wEbgaInS5
Coupon (136.47 USD): pROMo8cuPoN
(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): BGAPE20, BGaDmITAd, BGAIRP12, 7d18f7, 502C6B, BGOTC20, BGBFAFF2019, BGCITYADS2019, BG9NY, Email3, 2020CNY, BGVDay10%off, BGC1SER, BGOTC21, Parts8, BGTT10, bGhOnEy10, BGSS10%SW, bgshOOp10, BGRC902, BgcLuBofErtA10, BGAFF10OFF, BGCuponation10, BGDAVIS, BGHONEY2110, BGPlane-10, Drones6, BANGGOODSD, CouponsDE, 00c906, Tabby20, BG1efeb0, 8Couponsde, MVC8SPRING, 8BGwbg2204
(these coupons are old, so probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for C1 Chaser 1200mm RC Airplane KIT? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).