http://pastport.jp/user/dgchemtech ja-JP Shanghai DODGEN Chemical Technology Co., Ltd. is a high-tech enterprise committed to the research and development of new chemical materials and breaking the bottleneck of existing production technology. 2023-11-23T11:47:24+0900 http://pastport.jp/user/dgchemtech/timeline/Shanghai%20DODGEN%20Chemical%20Technology%20Co.%2C%20Ltd. dgchemtech http://pastport.jp/user/dgchemtech/timeline/Shanghai%20DODGEN%20Chemical%20Technology%20Co.%2C%20Ltd.