Ecost is a large electronic products shopping website in the United States. It mainly sells computers, laptops, software, hardware, network products and other electronic products.

Texas Instruments (TI) is a listed company in the United States. It was founded in 1951 and is headquartered in Dallas, Texas. It mainly develops, produces and sells semiconductors and is a world leader in digital signal processing and analog circuits. Texas Instruments is the world's fourth largest semiconductor manufacturer (2012). The Texas Instruments official website supports access in English, Simplified Chinese, and Japanese.