Ze Su

Beijing Infrastructure Investment Co., Ltd. engages in the investment and management of rail transportation infrastructures. Its business activities include planning and construction of rail transportation, asset and investment management, and development and management of real estate properties. The company was founded on February 10, 1981 and is headquartered in Beijing, China.

Harbin Institute of Technology provides educational services. Its offers various courses through its different schools such as architecture, astronautics, chemical engineering and technology, civil engineering, computer science and technology, economy and management, electrical engineering and automation, electronics and information engineering, energy science and engineering, food science, foreign language, humanities and social sciences, law, materials science and engineering, mechatronics engineering, transportation science and engineering, science, software, new media and arts, and life science and technology. The company was founded in 1920 and is headquartered in Harbin, China.

Digital China (China) Co., Ltd. engages in the provision of integrated information technology (IT) services. It focuses on IT infrastructure; IT planning consulting, solution design and implementation; IT system operation and maintenance outsourcing; system integration; and IT distribution and maintenance. Its business scope includes research and development of computer hardware and supporting parts; installation and maintenance of network products, multimedia products, electronic information products and communications products, office automation equipment, instrumentation, electrical and printing equipment, and computer application system; production technology products, technical services, and technology transfer; operating the production and sale of self-produced products business; sale of computer hardware, software, and peripherals; and wholesale of medical electronic equipment, medical high-frequency equipment, extracorporeal circulation and blood treatment equipment, implanted equipment, implantable artificial organs, medical hygiene materials and dressings, medical polymer materials and products, physical therapy and rehabilitation equipment, operating room equipment, emergency room equipment, medical equipment, and ward care equipment and utensils. The company was founded on April 3, 2000 and is headquartered in Beijing, China.

Part of Digital China Holdings Ltd., Shenzhou Jinxin (Beijing) Technology Co., Ltd. is a company based in Beijing, China.

Part of Beijing Mass Transit Railway Group Co. Ltd., ERG Transit Systems (HK) Ltd. develops an automated fare collection systems technology platform. The company is based in Hong Kong, Hong Kong.

Beijing Enterprises Teletron Information Technology Co. Ltd. provides systems integration and information technology technical support and consultation services. The company is based in Beijing, China. The Chinese company is ultimately controlled by the City of Beijing.

ERG Transportation (Greater China) Pty Ltd. owns interests in passenger railway systems. The joint venture company is based in Balcatta, Australia.

Beijing Infrastructure Investment (Hong Kong) Ltd. invests in infrastructure development in China. The company is headquartered in Hong Kong.

KCS Green Energy International (Group) Investments Co. Ltd. operates as an investment holding company. The company is headquartered in Hong Kong.

Suzhou Huaqi Intelligent Technology Co., Ltd. provides solutions for automation and information-based transportation application systems. Its products include vehicle-mounted servers, public address equipment, perimeter intrusion detection system equipment, media and entertainment equipment, and closed-circuit television (CCTV) equipment. Its solutions include high-speed railway passenger information systems (PIS), intercity train and subway on-board PIS, intelligent urban traffic information based on mobile Internet technology, and aviation information industry solutions. The company was founded on December 2, 2010 and is headquartered in Suzhou, China.

Part of BII Railway Transportation Technology Holdings Co., Ltd., Beijing BII Technology Development Co. Ltd. is an investment holding company that specializes in the design, implementation, and maintenance of application solutions for centralizing various functions of public transport systems. Beijing BII Technology Development Co. Ltd. is based in Beijing, China.

Beijing City Metro Ltd. constructs, develops, operates, and manages subway lines. The private company is based in Beijing, China.

Beijing Bii Zhuoyue Technology Development Co. Ltd. provides technology development services. The private company is based in Beijing, China.

Beijing Telecom Network Technology Co., Ltd. provides telecommunications services. Beijing Telecom Network Technology Co. , Ltd. is based in Beijing, China.

Great Legend Development Ltd. provides general contraction services. The private company is based in Hong Kong, Hong Kong.

China City Railway Transportation Technology Investment is a Chinese company that specializes in the development of metro technology. The private company is based in Hong Kong, Hong Kong.

Shengkang Group is a Chinese company that manufactures and wholesales cement. The private company is based in Dagang, China.

Beijing Metro Science & Technology Development Co. Ltd. provides subway operation security, maintenance, and repair services. The private company is based in Beijing, China.

Beijing Metro Co. Ltd. develops and manages metro operations. The private company is based in Beijing, China.

Part of BII Railway Transportation Technology Holdings Co., Ltd., Beijing City Railway Holdings Co. Ltd. is an investment holding company with interest in railway operations. Beijing City Railway Holdings Co. Ltd. is based in Beijing, China.

Part of BII Railway Transportation Technology Holdings Co., Ltd., Innovation Holding Co. Ltd. is an investment holding There is no available country named vg company with interest in railway transport systems. The company is based in Virgin Islands, the British Virgin Islands. Innovation Holding Co. was acquired by Beijing City Railway Holdings Co. Ltd. from Beijing Infrastructure Investment (Hong Kong) Ltd. on June 28, 2013 for $14.90 million.