http://pastport.jp/user/duchgroup ja-JP More than 1100 people at the moment, 25% of whom has undergraduate diploma and 40% has junior college diploma. A company with the largest scale and most professional among the same type of firms in the world. 2020-01-14T11:55:17+0900 http://pastport.jp/user/duchgroup/timeline/duchgroup duchgroup http://pastport.jp/user/duchgroup/timeline/duchgroup