Headquartered in Hsinchu, Taiwan, Zyxel Communications Corp. is a Taiwanese networking company that designs, develops, and manufactures various kinds of networking devices. The company was founded in 1988 by Dr. Shun-I Chu in Taoyuan County, Taiwan when he developed and manufactured an analog modem in his rented apartment. Since then, the company has grown and has branches in North America, Asia, and Europe with distribution in more than 150 countries worldwide. Its portfolio includes routers, switches, firewalls, modems, VoIP phones, and mesh networking equipment. These products and related services are designed for telecommunications companies, SMBs, networking equipment vendors, ISPs, consumers, and other businesses.