AAOI vs ERO Comparison

Applied Optoelectronics Inc is a provider of fiber-optic networking products, for four networking end-markets; internet data center, CATV, telecom, and FTTH. The Company designs and manufactures a wide range of optical communications products at varying levels of integration, from components, subassemblies, and modules to complete turn-key equipment. Through direct sales personnel, and manufacturing teams in the United States, China, and Taiwan, the company coordinates with customers to determine product design, qualifications, and performance. The Company has manufacturing and research and development facilities located in the U.S., Taiwan, and China.

Ero Copper Corp is a base metals mining company. It is predominantly focused on the production and sale of copper with gold and silver produced and sold as by-products. Ero's operations are segmented between its mines in Brazil, the Caraiba Operations and the Xavantina Operations, its development project, the Tucuma Project in Brazil and corporate. Majority of its revenue is generated from its Caraiba Operations segment which consists of mining operations and processing facilities including the Pilar and Vermelhos underground mines and the Surubim open pit mine.