Lambda Srl, a subsidiary of Akzo Nobel NV, is a company headquartered in Rome, Italy. The firm produces non-stick coatings. On July 02, 1998 Akzo Nobel NV acquired Lambda Srl.

AT&T Inc. is an American multinational conglomerate holding company headquartered at Whitacre Tower in Downtown Dallas, Texas. It is the world's largest telecommunications company, the largest provider of mobile telephone services, and the largest provider of fixed telephone services in the United States through AT&T Communications. Since June 14, 2018, it is also the parent company of mass media conglomerate WarnerMedia, making it the world's largest media and entertainment company in terms of revenue. As of 2018, AT&T is ranked #9 on the Fortune 500 rankings of the largest United States corporations by total revenue.

State Grid Zhejiang Electric Power Co., Ltd. Zhoushan Power Supply Company, established on 2009-03-18, Business scope includes power supply(Operating with a power supply business license);Power transmission and distribution engineering design,Install,test,construction;Power equipment operation,to build,Electrical equipment,Power technical service(Any certificate operation involving qualification).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Zhejiang Zhoushan Ocean Power Transmission Research Institute Co., Ltd., established on 2001-12-03, Business scope includes power transmission and transformation technology and equipment,High pressure test technology and equipment,Development of new electric power technology and equipment,consult,to promote,transfer,Serve;220Power transmission and transformation of kilovolts and below(including submarine cables,architecture)Engineering survey and design,Inspection and testing of electric power engineering and technical consultation and service;Ocean engineering inspection and testing, technical consultation and services;Power transmission and transformation project contracting;Electrical Equipment and Materials,Wire and cable and accessories detection(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

China Xd is research, develops, manufactures, tests, and inspects a range of equipment for voltage, extra-high voltage, and ultra-high voltage power transmission and distribution. Their products such as include high-voltage DC and AC systems, voltage capacitor transformers, converter transformers, shunt capacitors, smoothing reactors, gas-insulated switchgear, high-voltage disconnectors, HGIS products, and filter capacitors.

SGCC was founded on Dec. 29th, 2002 as a pilot state-owned corporation by the State Council. As a backbone state-owned enterprise that may affect national energy safety and economic lifelines, SGCC's core business is to build and operate power grids and provides secure and reliable power supply for the development of the society. With a registered capital of RMB 200 billion yuan and service area covering 26 provinces,autonomous regions and municipalities directly under the jurisdiction of the Central Government which equals to 88% of the national territory. SGCC carries out the president responsibility system. The president is the legal corporate representative of SGCC. By the end of 2005, SGCC accumulated a total asset of RMB1176.7 billion yuan with a debt-asset ratio of 61.96%, and possessed 195,899 km of 220kV and above transmission lines with a transforming capacity up to 616.64 GVA. SGCC has 1.502 million employees and serves 128 million customers. In 2005, SGCC sold electric power up to 1464.6 TWh and achieved an operation income of RMB 721.4 billion yuan with a net profit of RMB14.4 billion yuan profit & tax of RMB 60.4 billion yuan. SGCC was ranked the 40th in the Fortune Global 500 in 2005.

Xian XD Power Systems Co., Ltd. (doing business as XD Power Systems Co Ltd), a subsidiary of City of Nanjing, is a Chinese company located in Xi'an that develops and manufactures power electronic products.

HuaDun Technology (Shenzhen) Co., Ltd., established on 2016-11-24, Business scope includes general business items:database service;computer systems analysis;Provide computer technology services;working in information technology,electronic product,Biotechnology,Chemical Products,Building materials,Technology development in fields such as machinery and equipment,technical consulting,Technical Services,technology transfer;computer,Software and related auxiliary equipment,communication equipment.,The licensing program is:

Harbin Turbine Co., Ltd. manufactures steam turbines and other related products. Its products include fossil, nuclear, industrial steam, marine steam and gas turbines. The company was founded in 1956 and is headquartered in Harbin, China.

Bell Laboratories, Inc. manufactures rodent control products. It has developed products such as rodenticides, tamper-resistant bait stations, non-poisonous glue boards, and mechanical mousetraps to control rats. The company was founded by Malcolm Stack in 1974 and is headquartered in Madison, WI.

State Grid Sichuan Electric Power Company Electric Power Research Institute, established on 2016-07-28, Business scope includes(The following scope does not include pre-licensed items,Post-licensing projects operate on the basis of licenses or approval documents)Undertake(build,try)power facilities,Environmental monitoring,Technology intermediary service,Professional technical service industry(detection,test,test,identification,Metering service),Technical extension services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Anhui Bonos Information Technology Co., Ltd., established on 2014-10-22, Business scope includes research and development of computer software products,Sales and technical service;system integration,network engineering;security monitor,Parking lot management,building intercom,fire protection,Product sales and engineering undertaking of anti-theft security intelligent control system;electricity,Environmental Technology Consulting,Development and service;Automatic detection of environmental protection equipment sales and management;AC and DC power supply,Anti-misoperation locking of substation,Sales and technical services of supervision and management devices and virtual reality technology equipment;Computer room construction equipment,Lighting,home appliances,Sales of cables and hardware products;Building waterproof and anti-corrosion insulation engineering.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Yunnan Electric Power Research Institute (Group) Co., Ltd. Electric Power Research Institute, established on 2005-11-22, The business scope includes accepting the company's entrustment,Carry out business activities within the company's business scope and qualification certificate(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

State Grid Sichuan Electric Power Company Aba Power Supply Company, established on 2005-09-05, Business scope includes electricity production,Sales.power delivery,Demonstration of electric power construction project,survey design,construction,device installation,debugging,bidding,Acceptance management,Unified planning and construction of power grid,Scheduling and Operations Management,Power technical service and technical consultation,Design of electrical equipment and accessories,manufacture,processing,Sales and Consulting(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Wuhan Haomai Electric Power Automation Technology Co., Ltd., established on 1999-07-27, Business scope includes licensed projects:Import and export;Technology Import and Export;Import and export agency(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:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Instrument Manufacturing;Instrument sales;Instrument Repair;Machinery and Equipment Leasing;Computer and communication equipment rental;Foreign contracted projects;Non-residential real estate leases;Manufacturing of computer software, hardware and peripheral equipment;Wholesale of computer software, hardware and auxiliary equipment;Retailing of computer software, hardware and auxiliary equipment;Communication equipment manufacturing;Communication equipment sales;Computer System Services;Information system integration service;Manufacturing of special equipment(Manufacture of licensed professional equipment not included)(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Electric Power Research Institute of Yunnan Power Grid Co., Ltd., established on 2005-12-05, Business scope includes commissioning of electrical engineering,detection,Laboratory analysis and performance test;Power new technology product development,Production,Sales;information Technology,Information system development,transfer,training;Power Technology Consulting Services.

Datang Mobile Communications Equipment Co., Ltd (hereinafter referred to as ‘Datang Mobile'), registered and established in Beijing on February 8, 2002, is one of the core members of Datang Telecom Technology and Industry Group (hereinafter referred to as ‘Datang Group'). The company headquarters in Beijing, with one subsidiary in Shanghai and one branch in Xi' an.