PLAB vs NSSC Comparison

Photronics Inc is a U.S.-based company principally engaged in the manufacturing of photomasks, which are high-precision photographic quartz or glass plates containing microscopic images of electronic circuits. Photomasks are a key element in the manufacture of integrated circuits (ICs) and flat-panel displays (FPDs) and are used as masters to transfer circuit patterns onto semiconductor wafers and FPD substrates during fabrication, as well as to a lesser extent, other types of electrical and optical components. The Company has manufacturing facilities in Taiwan, China, South Korea, the United States, and Europe, and generates revenue globally, with Taiwan contributing the majority of total revenue.

NAPCO Security Technologies Inc manufactures security products, encompassing access control systems, door-locking products, intrusion and fire alarm systems and video surveillance products. Its products are used for various applications which includes alarm systems like automatic communicators, combination control panels/digital communicators and digital keypad systems, fire alarm control panel and area detectors mainly used for commercial, residential, institutional, industrial and governmental uses. Geographically, the company derives a majority of its revenue from the United States.