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Hefei TNJ Chemical Industry Co., Ltd.
Zibo Qingxin Chemicals Co., Ltd.
SHANDONG KAITEDA CHEMICAL CO., LTD.
Shenzhen King Quenson Industry Co., Ltd.
Qingdao Reach International Inc.
Nanjing Essence Fine-Chemical Co., Ltd.
Tianjin TYWH Imp. & Exp. Co., Ltd.
Qingdao Future Group
Shanghai Sunwise Chemical Co., Ltd.