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Shijiazhuang Hongsen Activated Carbon Co., Ltd.
Henan Gongsen Chemicals Co.,Ltd.
Anhui Liyuan Wire Drawing Dies Co., Ltd
Shandong Hope Biotech Co., Ltd
Shenzhen New Solution Technology Co., Ltd
Kima Chemical Co., Ltd
Shanghai Meishi Intelligent System Co., Ltd
Qingdao Oubo Chemical Co., Ltd.
Xinxiang Jieshen Purification Co., Ltd
Qingdao Advanced Marine Material Technology Co., Ltd.
Henan Province Non-Ferrous Metal Industry Co., Ltd
Hunan Huacheng Biotech Inc.