Jianfeng is an avid runner. He ran when he was a teenager and picked up running again about 8 years ago for fitness. In the past few years, he has participated more and more in competitive races in the range from 5 k to full marathons.
He has run 4 full marathons and 7 half marathons. His fastest half marathon time is 1 hours 40 min and 18 seconds (on March 18,2018 at Bolingbrook St Paddys Half Marathon, Illinois). His fastest marathon time is 3 hours 31 min and 7 seconds (on March 31, 2018 at Carmel Marathon Weekend at Carmel, Indiana) and he has qualified for the 2019 Boston Marathon.
He likes to be a pacer to help other runners reach their goals, while having fun. Besides running, he also likes swimming and has participated in several sprint triathlons. He also likes travel and photography.
He lives in a suburb of Chicago and has two children.