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ROSSUM develops production equipment for hydrogen energy and other advanced manufacturing applications.
ROSSUM develops and manufactures equipment for hydrogen energy, including PEM fuel cell and PEM and AEM electrolytic water production solutions. Founded in 2017, it is based in Changsha, China, and also develops production solutions for composite materials, perovskites and solid-state batteries. In January 2026, it secured Series A+ funding from Jiangsu Huanghai Huichuang Fund Management.
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