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Dalian J&C Prosperous Trade Co., Ltd
Anyang KongFang Metallurgical New Material Technology Co., Ltd
Shijiazhuang Beihai Pipe Co., Ltd.
Shaanxi Wanfeng New Material Technology Co., Ltd.
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Hubei Youshida Technology Co., Ltd.
SANKOR Limited
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Shaoxing Shangyu Simo Research Institute of Organic Chemistry