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Nephros Inc is a commercial-stage company that develops and sells high-performance water solutions to the medical and commercial markets. In medical markets, it sells water filtration products and waterborne pathogen detection products. In commercial markets, the company manufactures and sells water filters that improve the taste and odor of water and reduce biofilm, bacteria, and scale build-up in downstream equipment. The company's subsidiary is engaged in the development of its second-generation hemodiafiltration system and other products focused on improving therapies for patients with renal disease.
Graphex Group Ltd is engaged in the sale of graphene products. It operates in three segments namely, the Graphene Products Segment includes Processing and sale of graphite and graphene-related products; the Landscape Architecture Design Segment includes Providing landscape architecture design; and the catering business focuses on the operation of restaurants. The company derives the majority of its revenue from the sale of graphene products segment.