Whakaotihia te rerenga e whai ake nei: I tohu a Dong Feifei i tana whenua i te 2009 World Single Distance Speed Skating Championships i te kaupapa 1500 mita, ka mutu i te 15th. I wini ia i te mētara parahi i te 2011 Asian Speed Skating Championships i te 1500 mita kaupapa me te wini i nga mētara koura e rua me nga mētara hiriwa e rua i te
Ko te 2009 Winter Universiade. I enei whakataetae i whakaturia e ia me te roopu Hainamana te rekoata tere tere o te Universiade i te whai i te roopu. I whakataetae ano ia i etahi atu whakataetae a-ao, tae atu ki nga ISU Speed Skating World Cups.