NEXA vs SEM Comparison

Nexa Resources SA operate large-scale, mechanized underground and open pit mines, as well as smelters. The company operates through two segments namely Mining and Smelting. Its Mining segment consists of various operating units includes mineral exploration activities and the production of zinc concentrates, copper concentrates and concentrates. The Smelting segment comprises operating units which include facilities recovering and refining zinc metal out of feed materials such as zinc concentrates or secondary feed materials. It generates maximum revenue from the Smelting segment. Geographically It has a presence in Brazil, Peru, the United States of America, Switzerland, Japan, Argentina, South Korea, Colombia, Vietnam, Malaysia and other countries.

Select Medical Holdings Corp is a healthcare company that operates through three segments: critical illness recovery hospitals, rehabilitation hospitals, and outpatient rehabilitation clinics. Critical illness recovery hospitals which derives maximum revenue consists of hospitals designed to serve the needs of patients recovering from critical illnesses, often with complex medical needs. The rehabilitation hospital segment consists of hospitals designed to serve patients that require intensive physical rehabilitation care. Patients are typically admitted to critical illness recovery hospitals and rehabilitation hospitals from general acute care hospitals. The outpatient rehabilitation segment consists of clinics that provide physical, occupational, and speech rehabilitation services.