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Chongqing Dengke Metal Products Co. Ltd.

Yangzhou Hengsheng Precision Mould Co., Ltd.Jiangsu Sheng, China

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Jinan Guangming Machine Co. Ltd.

Dongguan Hongyun Electronic Co. Ltd.

Huizhou Yinghe Technology Co., Ltd.

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

Foshan (Yunfu) Hydrogen Energy Industry and New Material Development Research Institute

Yutai Hydraulic Technology (Shanghai) Co., Ltd.Shanghai Shi, China

Beijing Kaibetter Technology Co., Ltd.

Platinum TechnologiesAlabama, United States