Qualcomm was founded in 1985 and is headquartered in San Diego, California, with more than 35,400 employees worldwide. Qualcomm is the world's leading wireless technology innovator, transforming the way the world connects, computes and communicates. Connecting mobile phones to the Internet, Qualcomm's invention opened the era of mobile Internet. Qualcomm's underlying technology powers the entire mobile ecosystem, with inventions in every 3G, 4G and 5G smartphone. Qualcomm is a global leader in the research and development of 3G, 4G and 5G technologies. It has provided technology licenses to many manufacturers around the world, covering all brands of telecommunications equipment and consumer electronic equipment in the world. In China, Qualcomm has been conducting business for more than 20 years, and its cooperation with Chinese ecological partners has expanded to many industries such as smartphones, integrated circuits, Internet of Things, big data, software, and automobiles.