FSTR vs AEHR Comparison

L.B. Foster Co is a us-based firm engaged in the manufacturing, fabrication, and distribution of products and services, especially for the rail, construction, energy, and utility industries. The company operates its business through two segments: Rail Technologies and Services and Infrastructure Solutions. Its principal business activity involves providing new and used rail, trackwork, and accessories, producing concrete railroad ties, insulated rail joints, power rail, track fasteners, cover boards, and sales of sells and rents steel sheet piling, H-bearing pile, and other piling products for foundation and earth retention requirements. It generates the majority of its revenues from the Rail Technologies and Services 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.