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KalVista Pharmaceuticals Inc is a pharmaceutical company, which focuses on the discovery, development, and commercialization of small molecule protease inhibitors for a range of diseases. The company's product portfolio comprises small molecule plasma kallikrein inhibitors targeting hereditary angioedema and diabetic macular edema; and oral plasma kallikrein inhibitors. Geographically it operates throughout the region of the United States. The company is also conducting preclinical development on a novel, oral, Factor XIIa inhibitor program.
Zhihu Inc is predominantly engaged in the operation of one online content community and monetizes through paid membership services, advertising services, content-commerce solutions services, and vocational training in China. It generates revenues from Advertising services, Paid membership services, Content-commerce solutions, and Others. It derives all its revenues within China.