Chengdu's Shuangliu county has arrested two virtual item and currency traders, surnamed Li and Zhang, focused on tapping out The9's (Nasdaq: NCTY) licensed MMORPG World of Warcraft (WoW), reports Chengdu Evening News. Police arrested the pair after Li reported Zhang for unfair revenue distribution. Going into business last August, the gold miners accumulated more than 20 employees with 20 computers to generate RMB 1.6 million in seven months of dealing.