Banggood warehouse is located in Europe . I found coupon for you. Check this out.
Link: Banggood product page Coupon (798.00 USD): 13f142 (CouponsFromChina.com tip: coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Old coupons (from the oldest to the newest): BGOP88, Email5, BGOP8822, BGEU8128, BGOP8G, BGOP88P0, BGOP8128, BGOP8128X, BGOP8128X1, BGOP8128J1, BGOP8IS, BG8128J12, BGOP8XL, BGJ201, BGOP8559, BGOP8AFF1, 7d18f7, BGAFFES, BGAFFHK, BG8OP88, BGJPSJ7022, bgshOOp10, BGAFFHK00, BGOP8128VIP, BGOP8VIPIS, BGAFFHK00S, BGOP8128IS, BGAFFHK00T, BG128OP8, BG128OP8D, BGCZAFF00, BG8128OPCZ, BG8128OP, BGOP8128CZ, BGHS8128IL, BGBF8128HK, BGBF8128CZ, BGBFWU8128HK, BGBFWU8128CZ, BGBGSN8128HK, BGBGSN8128CZ, BGBFAFF8128, BG20OP8128, BG21OP8128, BG21OP8128IL, BGHKOP8, BGHKOP88, BGOP8001, BG3SS88, BG3SSYB88, BG4OP8128, BG428128, BG8420A, BGFS4208, BG55OP8, BGOP8510IS, BGOP88IS, BGOP8061, BGOP8IS6, BGOP886, BGOP88D6, BGb1da7e, BG622579 (you can check these old coupons out, but these probably won’t work)
Do you need price history chart (for all/most countries) for OnePlus 8 8/128GB [EU]? There we go.
Price records source(s): Banggood Click on image to enlarge. You can set price alert (for Banggood).