Quanzhou Tietong Electronic Equipment Co., Ltd., established on 1997-03-20, Business scope includes general items:Electronic special equipment manufacturing;Manufacturing of other electronic devices;Optical Fiber Manufacturing;Communication equipment manufacturing;Instrument Manufacturing;Manufacturing of Optical Communication Equipment;Security equipment manufacturing;Manufacturing of mobile terminal equipment;software development;Engineering and Technology Research and Experimental Development;Digital culture creative software development;Artificial intelligence industry application system integration service;Information system integration service;IC Design;Integrated circuit chip design and service;Security technology prevention system design and construction services;Fiber sales;Communication equipment sales;electronics sales;Instrument sales;Optical communication equipment sales;Sales of power electronic components;Security equipment sales;Technology Import and Export;Import and export.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Beijing Jinhong Xi Dian Information Technology Co., Ltd. engages in the research and development, production, and sale of safety monitoring and transmission system equipment for rail transit operations. Its products include railway integrated digital mobile communication systems, train wireless dispatch communication systems, signal acquisition equipment, data aggregation devices, data processing equipment, and wireless transmission equipment. The company was founded in 1978 and is headquartered in Beijing, China.

China Railway Research Institute Group Co., Ltd., established on 2002-01-24, Business scope includes rail transport,Related technology and equipment of urban rail transit,System Integration Research,to develop,Production,Sales;contractor,Survey and design,construction,supervision;Material and process,Development of environmental protection technology and its equipment,application;development of computer technology,application;technology development,technology transfer,Technical Services,technical consulting,Technical testing;Environmental Impact Assessment;Import and export business;Technology and product exhibition;advertising business;property management;car park service;lease commercial premises;road freight transport;Risk Assessment of Geological Hazard Prevention and Control.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Road freight transport and items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Beijing Quanlu Communication Signal Research and Design Institute Group Co., Ltd., established on 1994-11-18, Business scope includes railway communications,protection,Signal,Power and supporting engineering design;Engineering surveys matching the design scope,Engineering geological survey;Architectural Engineering Design;technology development,technical consulting,technology transfer,Technical Services;System Integration Technology Development;Sales of new products that have been identified as qualified after development;System Integration Testing,Install;Import and export;Technology Import and Export;Agent import and export;use<Railway Communication Signal Engineering Technology>Place an ad[Except for projects that have not obtained special permits in the scope of business];Import and export;Technology Import and Export;Agent import and export;publishing,issued<Railway Communication Signal Engineering Technology>.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

China Railway Jianzhu Group Co., Ltd. is a Chinese company ultimately controlled by the Government of China that develops, invests in, constructs and inspects railway engineering projects.

TICOM TECH is a railroad communication products manufacturing firm. They offer products that include railway signaling, monitoring systems, railway freight car positioning monitoring systems, GPS, BeiDou satellite positioning, and railway safety assistance systems.

Shenzhen Scitech Technology Co., Ltd., established on 2000-10-19, Business scope includes general business items:railway communication equipment,Urban rail communication equipment,Electronic software and hardware products,Internet product,Computer hardware and software,R&D of instrumentation,Sales,and system integration,technical consulting,engineering service,maintenance;Start a business(Specific projects will be reported separately).,The licensing program is:railway communication equipment,Urban rail communication equipment,Electronic software and hardware products,Internet product,Computer hardware and software,Manufacturing of Instrumentation.

Communication and Signal Research Institute of China Academy of Railway Sciences Group Co., Ltd., established on 2002-06-24, Business scope includes rail transport,Related technology and equipment of urban rail transit,System Integration Research,to develop,Sales;technology development,technology transfer,Technical Services,Technical Training;Technology Import and Export,Import and export,Agent import and export;advertising business;property management;lease commercial premises.(Enterprises independently choose operating projects according to law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the city's industrial policies.)

TianJin 712 Communication & Broadcasting Co., Ltd. engages in the research and development, production and sale of wireless communication equipment for militaries and civilians. Its products include railway communication, digital interphone, urban rail transit communication, maritime communication, law enforcement monitoring, and track navigation equipment. The company was founded in 1936 and is headquartered in Tianjin, China.

CRSC Information Group Shanghai Co., Ltd., established on 1999-08-19, Business scope includes software development,Wireless trunking communication equipment,Railway wireless train dispatching equipment,Dedicated wireless communication equipment and related software development,Production,system integration,Application Services and Technical Services,in communication technology,Network Information Technology,Automation Control Technology,Engaged in technology development in the field of security system integration technology,technology transfer,technical consulting,Technical Services,Communication Construction Engineering Construction,Engaged in the import and export of goods and technology. [Items subject to approval by law,Business activities can only be carried out after approval by relevant departments]

Shanghai Fudan Communication Co Ltd, part of City of Shanghai, is a Chinese company located in Shanghai. The firm manufactures and sells telecommunication and high technology products.

Shenzhen Changlong Railway Electronic Engineering Co., Ltd., established on 1985-02-04, Business scope includes general business items:Sales of railway traffic shunting communication signal equipment and electronic metering equipment;computer software development;computer system integration,Application services and other corresponding technical services;electronic product,Electronic Craft Sales.Train inverter power supply for rail transit,auxiliary power supply,Charger,Design of the control unit,Manufacturing and Maintenance.Production, processing, sales and installation services of electromechanical equipment and accessories.fiber optic cable,Wire and cable sales.Rail transit construction machinery and parts sales;Rail Transit Special Equipment,Sales of key systems and components;Own real estate business activities;Non-residential real estate leases.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license);Digital Video Surveillance System Manufacturing.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license);Security technology prevention system design and construction services;Fire technical service.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license),The licensing program is:Train inverter power supply for rail transit,auxiliary power supply,Charger,Manufacture of control units.Production and processing,Maintenance of railway traffic shunting communication signal equipment and electronic metering equipment;computer software development;computer system integration.Technical development of lighting products and recorders,Production,Sales,Installation and maintenance.Lightning protection device detection.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments);Manufacture of railway transportation infrastructure.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments);Construction engineering design;Construction Engineering Construction.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Beijing Huatie Information Technology Co., Ltd., established on 1993-01-14, The business scope includes the production of surge protection products;technology development,technology transfer,Technical Services,Technical Training;Rail transport,Computer System Integration of Urban Rail Transit;Information System Design Services,Integration Implementation Services,Operation and maintenance service;Import and export,Technology Import and Export,Agent import and export;Sales rail transport,Urban Rail Transit Equipment.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Beijing Century East China Railway Technology Co. Ltd. is a Chinese private company located in Beijing that manufactures and sells railway transportation safety equipment.

Nortel Networks has hung up on the telecom sector. Once one of the largest makers of telecommunications equipment in North America, it filed for bankruptcy protection in 2009 and is in the process of liquidating its assets. The company made core network switching, wireless, and optical systems for network operators. Its wireline and enterprise network equipment included systems for digital voice and data switching, routing, and call center communications. Wireless products included cellular base stations and controllers. The company also made such long-haul fiber-optic products as multiplexers. Nortel is currently focused on selling off its remaining businesses and intellectual property and winding down all operations. Today, Nortel's Metro Ethernet Networks segment provides carrier Ethernet switching, optical networking, and multi-service switching products.

Beijing Liujie Technology Co., Ltd. engages in the provision of communications systems and solutions. Its products and services include global system for mobile communication network interface monitoring systems, general packet radio service interface and home servers, locomotive synchronous control systems, field strength and road test systems, and debugging test and network optimization services. The company was founded on February 2, 2005 and is headquartered in Beijing, China.

CRRC Zhuzhou Institute Co., Ltd., a subsidiary of CRRC Corp. Ltd., is a Chinese company located in Zhuzhou. The firm develops locomotive and rolling stock for rail traffic. Rong Jun Ding is the current CEO, occupying that position since 1984.

Beijing Zhongruite Communication Technology Co., Ltd., established on 2001-10-26, Business scope includes technology development,Technology Promotion,technology transfer,technical consulting,Technical Services,Technical Training;Basic software service;Application software service;Computer System Services;data processing;computer repair;selling computers,Software and Auxiliary Equipment,electronic product,Equipment,communication equipment,hardware,AC,Chemical Products;(Does not contain dangerous chemicals and a class of precursor chemicals),stationery,sporting goods,daily necessities;Production(manufacture)communication equipment,electronic product,Equipment(Restricted to engage in production activities outside the city);Commissioned processing of communication equipment,electronic product,Equipment;Engineering Project Management.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Lanzhou Ruide Industrial Group Co., Ltd., established on 1998-03-25, Business scope includes licensed projects:Real estate development and management.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)*** General project:Computer and Office Equipment Repair;Bazaar management services;Construction machinery and equipment rental;Non-residential real estate leases;Sales of electronic special equipment;Retailing of computer software, hardware and auxiliary equipment;Wholesale of computer software, hardware and auxiliary equipment;Machinery sales;Home Appliance Sales;General merchandise sales;General machinery and equipment installation services;Manufacturing of computer software, hardware and peripheral equipment;Mechanical and electrical equipment manufacturing;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Electronic special equipment manufacturing.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)***

Part of Gosuncn Technology Group Co., Ltd., Hangzhou Chuanglian Electronic Technology Co. Ltd. is a Chinese company located in Hangzhou. The firm manufactures and distributes telecommunications equipment, computer software and equipment, and other electrical equipment. It was acquired by Gosuncn Technology Group Co., Ltd.