What listed companies are there in Du Jia Group?

Du Jia Science and Technology Group, Beijing Dujia Xintai Technology Co., Ltd., etc. According to the announcement issued by Du Jia Group, as of 2023, the listed companies of Du Jia Group include Du Jia Science and Technology Group, Beijing Dujia Xintai Technology Co., Ltd., Du Jia Holding Group Co., Ltd. and Shenyang Chemical Industry Co., Ltd., which are located in Yingbin Road, Donghuan Street, Panyu District, Guangzhou, Beijing, Lize Road, Panyu District, China, and Gaohua Center, Panwu Highway, Tiexi District, Shenyang.