Mr. Hao Duo, from the Xinyun Company of China Railway First Bureau, has stuck to his military nature, based on his own post, and worked hard, loved and refined since he resumed his work in 2008. He has made extraordinary achievements in ordinary jobs. Over the past 14 years, he has participated in the construction of more than 10 high-speed railways and led the team to complete the erection of "900 ton box girder" with 10830 holes and 346.56 kilometers in length. He explored the "Hao's method", which shortened the time for completing the erection of one hole box girder from at least 6 hours to less than 4 hours, and set and broke the national high-speed railway construction record for five times@ China Railway First Bureau Xinyun Company Labor Union