AMD is a computer and communications IC supplier that manufactures microprocessors, flash memory, programmable logic devices, and other communications and networking applications. It is currently the world's second-largest Microsoft Windows software-compatible PC processor supplier.

Atmel Corporation is a global market leader specializing in the design, development, manufacture and sale of various integrated circuit (IC) products. Its products include microcontrollers, mixed-signal and radio frequency components in the United States, Asia and Europe.

The world's leading supplier of high-performance semiconductor products, sales market including power supply, interface components, analog, mixed signals, logic components, optoelectronic components and other products.

On May 1, 1999, Siemens Semiconductor officially changed its name to Infineon, headquartered in Munich, Germany. It mainly manufactures automotive and industrial electronic chips, security and IC card application ICs, communications multimedia chips, memory devices, etc.

Analog Devices is the world's leading supplier of data conversion and signal conditioning technologies that are widely recognized in the industry. Its products are widely used in analog signals and digital signal processing.