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Steel Brothers & Co. Ltd.

Shuoying Biomedical Co., Ltd.

Yancheng Huakai Valve Manufacture Co. Ltd.

Beijing Xinzhiheng Technology Co., Ltd.

Zhengzhou Kaitong Si Chuang Technology Co., Ltd.Henan Sheng, China

Disruptive Technologies Research ASNorway

Yihe Co. Ltd.Jiangsu Sheng, China

Paul Murphy

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