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Qingdao Ever-Bright Industrial Co., Ltd.
Weifang Ruiguang Chemical Co., Ltd.
Hubei Talents Science and Technology Co., Ltd.
Hongkong Baijin International Trading Co., Ltd.
Hangzhou Emperor Chemical Co., Ltd.
Ganzhou Wanfeng Advanced Materials Technology Co., Ltd.
Hangzhou Dimachema Imp & Exp Co., Ltd.
Kolortek Co., Ltd.
YANTAI ZHOUJI BIOTECHNOLOGY CO., LTD.
Qingdao Yingfei Chemical Co., Ltd.
Tianjin Shenyuan Chemical Co., Ltd.