YI vs NEPH Comparison

111 Inc operates an integrated online and offline platform in the healthcare ecosystem in China, whereby the Group is engaged in the sales of medical and wellness products through online retail and wholesale pharmacies and offline retail pharmacies, as well as the provision of certain value-added services, such as online consultation services and e-prescription services to consumers in the People's Republic of China. The company has two operating segments: the B2C segment and B2B segment whereby the B2C business represents revenue generated from individual consumers while the B2B business represents revenue generated from corporate customers. It derives a majority of its revenue from the B2B segment.

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. The company generates almost all of its revenue from product sales and a small amount from royalty revenue and other revenues.