Of the 10 worst spam support ISPs listed by Spamhaus, China has three providers with 143 known spam issues unresolved as at 4 January 2012. China has chinanet-zj with 60 spam issues (ranked number 1), chinanet-fj with 43 spam isssues (ranked # 7) and chinanet-jx with 40 spam issues (ranked # 9). The one closest [...]