Yesterday, the longtan park, chengguan He Yuelin on duty, he is suffering from arthritis, after the long walk will do some stretching reduce joint discomfort. This edition is photography/Beijing news reporter Jia-ning wang was taken outside the longtan park, chengguan He Yuelin are on duty. He Yuelin, born in 1966, the hometown of xianyang in shaanxi sanyuan county, in 2000 by the hardwork to dongcheng district urban management bureau, 2012 had transfer longtan, is...