JDS Uniphase Corporation provides communications test and measurement solutions, and optical products to telecommunications service providers, cable operators, and network equipment manufacturers. The company’s Communications Test and Measurement segment supplies instruments, service- assurance systems, and services to enable the design, deployment, and maintenance of communication equipment and networks. This segment’s product portfolio includes test tools and platforms for optical transport networks, xDSL services, data networks, cable networks, digital video broadcast, fiber characterization services, and storage networks. Its Communications and Commercial Optical Products segment provides components, modules, subsystems, and solutions used by communications equipment providers for telecommunications and enterprise data communications. This segment’s product portfolio comprises transmitters, receivers, amplifiers, ROADMs, optical transceivers, multiplexers and demultiplexers, switches, optical- performance monitors and couplers, splitters, and circulators. In addition, this segment offers diode, direct- diode, diode-pumped solid-state, and gas lasers; photovoltaics products comprising concentrated photovoltaic cells and receivers for generating energy from sunlight; and fiber-optic-based systems for delivering and measuring electrical power. The Advanced Optical Technologies segment provides optical solutions for security and brand- differentiation applications and thin film coatings for a range of public and private-sector markets. Its product applications include computer-driven projectors, intelligent lighting systems, office equipment, security products, and decorative surface treatments. This segment also offers multilayer product-security solutions, which deliver overt, covert, forensic, and digital product and document verification for protection against counterfeiting and tampering. JDS Uniphase Corporation was founded in 1979 and is headquartered in Milpitas, California.

Gooch & Housego (G&H) manufactures precision optical components. The company's products are designed primarily for use in light measurement instrumentation and crystal manufacturing. It was founded in 1948 to make precision glass and crystalline materials; it still makes precision optics, such as coatings, lenses, prisms, and mirrors. G&H also offers acousto-optic devices, such as frequency shifters, tunable filters, fiber-coupled modulators, and standard and custom Q-switches. In 2007 G&H acquired SIFAM Fibre Optics for £5 million. The next year it bought the assets and business of General Optics from GSI Group for $21 million. Gooch & Housego PLC company does much of its business in North America.

On December 20, 2000，the former China TieTong----China Railway Communication Co., Ltd. (China Railcom), was founded. At January 20, 2004, it was shifted from the Ministry of Railways to the administration of the State-owned Assets Supervision and Administration Commission (SASAC) and its name was changed to "China TieTong Telecommunications Corporation." Ever since its incorporation, China TieTong is a major state-owned basic telecommunications operator. With total assets of 42.4 billion RMB and a staff of 72,000, China TieTong has established 31 provincial braches (including those located in the autonomous regions, municipalities directly under the Central Government), 316 municipal branches and five holding subsidiaries. With its networks characterized by nationwide coverage, advanced technology and complete functions, China TieTong demonstrates its strength in quick response and flexible networking due to its completely uniform dispatching and management over all its networks. In addition to varied value-added services, currently it also offers basic telecom services to the public, including: domestic/international voice, data, image and multimedia communications, and domestic communications resource leasing service.

Eltel is ‘The InfraNet Company™’ with the resources and expertise committed to securing Infranet availability - the lifelines of society, 24 hours a day, 7 days a week. Eltel uses its expertise in managing skilled technicians to secure availability of clients' networks. By utilizing economies of scale and scope and innovative solutions, Eltel reduces customers' unit costs and improves efficiency.Eltel Networks offers a portfolio of services that deliver cost-efficient support for your network throughout its entire life-cycle. We assist you in selecting exactly the services you need to complement your own capabilities – from the initial design and construction of the physical network, to ensuring its availability, to enhancing profitability throughout its operational life.The key client groups for our service and project business include:

Tatara Systems sells equipment and software that allow communications service providers to deliver converged (voice, video, and data) wireless services to their customers. Its servers and client software support roaming partnerships, customer authentication, and network monitoring. The company markets its system, called the Mobile Services Convergence Platform, to mobile operators, telephone companies, cable system operators, and aggregators. Customers include BT Group, Bell Mobility, O2, and Vodafone Group. Established in 2001, Tatara Systems has received venture funding from Highland Capital Partners and North Bridge Venture Partners.

TriNet Communications is a distributor of telecommunications components from such suppliers as 3M and Harris.TriNet Communications specializes in such products as cable, cable splitters, line cards, and test equipment. In addition to its distribution services, which include a variety of assembly and packaging options, TriNet has a manufacturing facility at its northern California location that produces a line of plugged cable stubs. Its customers include incumbent and competitive local exchange carriers (including AT&T), cable television companies, government agencies, and network installation contractors.TriNet Communicationshas three distribution centers in Marietta, Georgia; Dallas; and the San Francisco area.

BT Global Services, part of BT Group plc, provides managed networked IT services for business and government organisations. We operate globally and deliver locally to most of the world’s large multinational corporations. Adding depth to our global capability, we challenge the incumbent operator in a number of key markets for services to national businesses and governments. We are also a leading provider in the UK.BT Global Service’s key assets include a global, all-IP 21CN network, data centres, solution design and integration professionals and IT security experts. This combination of network, IT and professional services allows BT Global Services to bring together managed solutions that help our customers’ people to be more productive, their customers to be better served and their organisations to operate more efficiently.

Telestone Technologies Corporation Ltd., headquartered in Fengtai Park in Beijing’s Zhongguancun district, is a high- tech full-service coverage equipment and solutions provider in the wireless telecommunications industry. Telestone listed on NASDAQ (Code: TSTC) in 2004 . It has since has acquired two wholly-funded subsidiaries, Telestone Wireless Communication (Beijing) Co.,Ltd, mainly engaged in the system integration of wireless communications, and Telestone Communication Equipment (Shijiazhuang) Co.,Ltd, focusing on the R&D and production of wireless communication products.

Brightstar was founded in 1997 by CEO Marcelo Claure. Brightstar is hoping to outshine rival telecom distributor Brightpoint. The company distributes wireless products such as cell phones and accessories, wireless data equipment, and prepaid wireless products. Brightstar offers inventory management, logistics, fulfillment, customized packaging, and assembly services, as well as supply chain and reverse logistics services. It distributes cell phones made by Motorola, Kyocera, Samsung, LG, and Sony Ericsson, among others. With operations in more than 45 countries, the company serves network operators, retailers, and resellers in the Americas, Europe, and the Asia/Pacific region.

Spacenet designs, develops, and manages services for wireline and wireless broadband network solutions. Our high- performance communications solutions meet the needs of business, government and industrial organizations that require fast, flexible, and geographically dispersed two-way Internet or private access. Utilizing nearly 30 years of industry leading experience, Spacenet serves more than 100,000 customer locations. With our unique blend of technology leadership, solution innovation, and customer intimacy, Spacenet clients benefit from high reliability and performance, ease of installation and nationwide availability.

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