guys,

i have bitmain coupons for sale. im selling for 50% off 

1. 340 usd X 5
2. 250 usd x 5
3. 160 usd x 5
4. 65 usd x5

all of the above coupons are available 2019.02.26~2019.03.31(GMT+8)

pm me guys. You can buy individually or offer me a lumpsum price for all. im flexible on the price.

we can deal in btc / eth. up to you guys.
Thank you