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Tianjin Zhongxin Chemtech Co., Ltd.
Commander Group Ltd.
Qingzhou Zhongyuan Chemical Industry Co., Ltd.
China Jiangsu International Economic and Technical Cooperation Group, Ltd. Chemical I/E Branch
UNIOUE (LUFENG) TECHNOLOGY CO., LTD.
Shenzhen Asenware Test and Control Technology Co., Ltd.
Zhejiang Lingxin Polyurethane Co., Ltd.
Ruian Hongchang Industry Control Equipment Co., Ltd.
YIXING ALLWIN IMPORT AND EXPORT CO., LTD.