Elisa is the leading Finnish communications service company, founded in Helsinki in 1882.

AT&T is a leader in telecommunication services, including cell phones, wireless, U-verse, digital TV, high speed internet, DSL, home phone, and bundled services.

中国通信标准化协会 (英文译名为：China Communications Standards Association，缩写为：CCSA)于2002年12月18日在北京正式成立。该协会是国内企、事业单位自愿联合组织起来，经业务主管部门批准，国家社团登记管理机关登记，开展通信技术领域标准化活动的非营利性法人社会团体。

Red Hat is the world's leading open source technology solutions provider with offerings including Red Hat Enterprise Linux, open source applications, security and systems management, virtualization, Services Oriented Architecture (SOA) solutions.

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory.

Corporate website for Delphi - a leading global supplier for the automotive, computing, communications, energy, and consumer accessories markets. Headquartered in Troy, Mich., Delphi has more than 100,000 employees in 32 countries.

DevX is the leading provider of technical information, tools, and services for IT professionals developing corporate applications.

JVC is a leading developer and manufacturer of sophisticated audio and video products that use superior technologies to deliver high quality sound and images.

Manufacturers of cameras, lenses and photo equipment.

Casio America, Inc., Dover, N.J., is the U.S. subsidiary of Casio Computer Co., Ltd., Tokyo, Japan, one of the world’s leading manufacturers of consumer electronics and business equipment solutions, established in 1957.