Selling coupons from Aliexpress for half the price

AliExpress puts up for sale coupons every 4 hours (the number of coupons is limited), from July 27 to 30.
You can use the coupons from 11:00:00 July 30, 2015 to 10:59:59 August 1, 2015 (Moscow time)

Affordable Coupons
$ 14 Coupon, coupon value: $ 7, valid for purchases from $ 49
$ 30 coupon, coupon value $ 15, valid for purchases from $ 99
$ 46 coupon, coupon value $ 23, valid for purchases from $ 149
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