16:00:00, December 10 - 16:00:00, December 17, 2018(GMT + 8), top 100 of GZRO traders, ranked by total trading volume (trading volume = buying volume + selling volume) will get rewards. If GZRO price goes up, reward will be multiplied. The higher price, the more rewards you will get.
Final winners will be published within 3 days after the event finishes and the rewards will be sent to winner's BITKER account.