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Xiangshui Defeng Metal Materials Co., Ltd.Jiangsu Sheng, China

Ningbo Zhenhai Danfa Machinery Technology Co., Ltd.Zhejiang Sheng, China

Zhengzhou Zhongsida Environmental Technology Co., Ltd.Henan Sheng, China

Alpha Engineering GmbHGermany

Dalian Wangyang Environmental Engineering Co., Ltd.Liaoning Sheng, China

Mu Lin Xian Dai Shi Pin You Xian Gong SiHunan Sheng, China

Jiangsu Tewells New Material Co., Ltd.Jiangsu Sheng, China

Shenzhen Smartco Automation Equipment Co., Ltd.Guangdong Sheng, China

Dongming Qianhai Chemical Co., Ltd.Shandong Sheng, China

Ningbo Renhe Machinery Bearing Co. Ltd.Zhejiang Sheng, China

Qingdao Haitang Wanda Industry and Trade Co., Ltd.Shandong Sheng, China