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Electronic Systems Technology, Inc., doing business as ESTeem Wireless Modems, designs, develops, manufactures, and markets industrial wireless products and accessories in the United States and internationally. The company's ESTeem industrial wireless products provide communication links between computer networks, network enabled devices, and mobile devices without cables. It also offers data radio products for process automation in commercial, industrial, and government arenas, as well as various accessories, such as antennas, power supplies, and cable assemblies. In addition, the company provides repair and upgrade services; and professional services, such as site survey testing, system start-up, and custom engineering. Its products are used in various applications, including water/wastewater, oil/gas, mining, and industrial automation. It markets its products through direct sales, sales representatives, resellers, and system integrators. Electronic Systems Technology, Inc. was incorporated in 1984 and is based in Kennewick, Washington.

Enova Systems, Inc. designs, develops, and produces drive systems and related components for electric, hybrid electric, and fuel cell systems for mobile applications in the United States, Asia, and Europe. It offers series and parallel hybrid systems. The company's electric and hybrid-electric drive systems, and power management and power conversion systems are used in applications, such as medium and heavy duty trucks, transit buses, and heavy industrial vehicles. It was formerly known as U.S. Electricar, Inc. and changed its name to Enova Systems, Inc. in July 2000. The company was founded in 1976 and is based in Torrance, California.

Tel-Instrument Electronics Corp. designs, manufactures, and sells avionics test and measurement instruments for the commercial air transport, general aviation, and government/military aerospace and defense markets in the United States and internationally. It operates in two segments, Avionics Government and Avionics Commercial. The company provides instruments to test, measure, calibrate, and repair a range of airborne navigation and communication equipment. Its products include TS-4530A and T-4530i, an identification friend or foe test sets; and T-47/M5, a dual crypto test set. The company also offers AN/USM-708 and AN/USM-719 communications/navigation radio frequency avionics flight line testers; SDR/OMNI, an avionics test set; and Lockheed Martin MADL test set, a secure communications radio for the F-35. It serves customers directly or through distributors. The company was incorporated in 1947 and is headquartered in East Rutherford, New Jersey.

Video Display Corporation, together with its subsidiaries, designs, engineers, manufactures, markets, distributes, and installs display products and systems for government, military, aerospace, medical, and commercial organizations worldwide. The company operates in four divisions: Simulation and Training Products; Cyber Secure Products; Data Display CRTs; and Other Computer Products. It offers dome and multi-faceted aircraft simulator display systems, video walls for broadcast and control centers, rugged video walls for combat information centers, rugged flat panel displays and computers, projector and monitor upgrades, and projection screens. The company also provides cyber security products, such as TEMPEST technology products and custom engineering solutions; and various contract services, including the design and testing solutions for defense and niche commercial uses. In addition, it manufactures and distributes cathode ray tubes (CRTs) for use in data display screens, such as computer terminal monitors, medical monitoring equipment, and various other data display applications, as well as in television sets; and distributes CRTs and other electronic tubes purchased from original equipment manufacturers, as well as offers cyber-secure keyboards. The company was founded in 1975 and is headquartered in Cocoa, Florida.

Viewtran Group, Inc. provides supply chain financial services and enterprise solutions for the technology industry in China. It offers software development and technical deployment services; and hardware, software, and technical services. The company was formerly known as Cogo Group, Inc. and changed its name to Viewtran Group, Inc. in November 2013. Viewtran Group, Inc. is based in Shenzhen, China.