CSIQ vs AEHR Comparison

Canadian Solar Inc is a Canadian solar technology and renewable energy company. It is a manufacturer of solar photovoltaic modules, a provider of battery energy storage solutions, and a developer of utility-scale solar power and battery energy storage projects.. It operates through two business segments CSI Solar and Recurrent Energy segment. The CSI Solar segment focused on solar modules and battery energy storage manufacturing and products. Its Recurrent segment focused on utility-scale solar power and battery energy storage project development and operation. Key revenue is generated from CSI Solar segment.

Aehr Test Systems is engaged in test systems for burning-in and testing logic, optical, and memory integrated circuits. Increased quality and reliability needs of the Automotive and Mobility integrated circuit markets. The Company operates in one business segment, the designing, manufacturing, marketing and selling of advanced test and burn-in products to the semiconductor manufacturing industry in several geographic areas. The company provides production solutions across the product manufacturing flow to improve yield and reliability and has developed and introduced several inventive products, including the ABTSTM and FOX-PTM families of test and burn-in systems and FOX WaferPakTM Aligner, FOX-XP WaferPak Contactor, FOX DiePak Carrier and FOX DiePak Loader.