Guizhou Power Grid Co. is a company headquartered in China ultimately controlled by the Government of China. The firm provides electric power services.

Micronics Japan Co., Ltd. engages in the manufacture and sale of semiconductor testing unit and liquid crystal display (LCD) testing system. It operates through the Probe Card and Testing Equipment (TE) segments. The Probe Card segment offers semiconductor measuring instruments. The TE segment includes LCD inspection and semiconductor testing equipment. The company was founded on November 2, 1970 and is headquartered in Tokyo, Japan.

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.

Provides water treatment services; manufactures and distributes industrial equipment, electronic components, and air-conditioning equipment; generates electricity

Part of SWCC Showa Holdings Co., Ltd., Exsym Corp. is a company headquartered in Tokyo, Japan, that manufactures, distributes, and installs electrical cables. It was acquired by SWCC Showa Cable Systems Co., Ltd. from Mitsubishi Cable Industries Ltd. on August 26, 2015.

Luoyang Longyu Electric Equipment Co., Ltd., established on 2011-01-05, Business scope includes general items:Electrical Equipment Sales;Research and development of power distribution switch control equipment;Manufacture of power distribution switch control equipment;Distribution switch control equipment sales;transformer,Rectifier and inductor manufacturing;Manufacturing of capacitors and their supporting equipment;Sales of capacitors and related equipment;Manufacturing of electrical accessories;Sales of electrical accessories;Manufacturing of Power Electronic Components;Sales of power electronic components;Electrical Equipment Sales;electrical equipment repair;electric wire,cable management;Fiber sales;Optical cable sales;battery sales;Earthwork construction;Machinery and Equipment Leasing;Construction machinery and equipment rental;Non-residential real estate leases;Car rental;Sales of new energy vehicles;Sales of electric accessories for new energy vehicles;Sales of new energy original moving equipment;Charging pile sales;Electric Vehicle Charging Infrastructure Operations(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Various construction activities;Power facility installation,undertook,Take the test;General contracting of housing construction and municipal infrastructure projects;Construction labor subcontracting;construction professional work(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)

Yamaichi Electronics Co., Ltd. engages in the manufacture and sale of electronic parts. It operates through the following segments: Test Solutions, Connector Solutions, and Optical-Related. The Test Solutions segment provides burn-in sockets, test sockets, probe pins, probe cards, and semiconductor test-related services. The Connector Solutions segment offers card connectors, IC (Integrated Circuit) sockets for mounting, high speed transmission connectors, solar cell modules, and YFLEX, a high speed transmission cable and mounting boards. The Optical-Related segment covers ultraviolet cut filters, dichroic and fluorescence dichroic filter mirrors, band pass filters, and semiconductor laser light sources. The company was founded on November 1, 1956 and is headquartered in Tokyo, Japan.

State Grid Hubei Electric Power Co., Ltd. Jingzhou Power Supply Company, established on 2003-07-28, Business scope includes electricity sales and power supply services,Maintenance of power supply lines and facilities;Power Engineering Design,Installation and construction business(Valid until2028year4moon7end of day);Electricity Metering,Power material supply,Internal staff training.

Chengdu Weilan Technology Co., Ltd., established on 2016-11-11, Business scope includes software development and technical consulting,Technical Services;Information system integration service;data processing;New energy vehicle technology development,technology transfer,technical consulting,Technology Promotion,Technical Services;Sales of new energy vehicles,auto parts,Energy-saving products,Computer software and auxiliary equipment,communication equipment,electronic product,Equipment,charging equipment;car charging service;car repair(Did not obtain the relevant administrative license(approval),Do not carry out business activities);Car rental;Internet information service(Does not include finance,the medical,educate,news);design,make,Agent publishes various advertisements(Excluding balloon advertisements and fixed-form print advertisements).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Toshiba Corporation (株式会社東芝 Kabushiki-gaisha Tōshiba, English: /təˈʃiːbə, tɒ-, toʊ-/) is a Japanese multinational conglomerate headquartered in Tokyo, Japan. Its diversified products and services include information technology and communications equipment and systems, electronic components and materials, power systems, industrial and social infrastructure systems, consumer electronics, home appliances, medical equipment, office equipment, as well as lighting and logistics.

Guangzhou Zhongxin Century Electronic Materials Manufacturing Co., Ltd., established on 2001-04-30, The business scope includes the manufacture of electronic special materials;Research and development of special electronic materials;Sales of electronic special materials;Import and export;port operation

Eaton Corp. engages in the provision of energy-efficient solutions. The company was founded by Viggo V. Torbensen and Joseph O. Eaton on August 28, 1916 and is headquartered in Cleveland, OH.

Hubei Zhong shi Electric Power Technology Co., Ltd. engages in the research and development, production, technical services, and sale of development products for power test equipment, electrical machinery products, and other electronic products. The company was founded on December 25, 1996 and is headquartered in Wuhan, China.

Shenzhen Shuangcheng Technology Co., Ltd., established on 2013-07-22, Business scope includes general business items:Domestic Trade;Goods and technology import and export business.,The licensing program is:electronic product,switch,electrical products,Lighting Products,LEDlamps,LEDProduction and sales of power supplies.

SWCC Corp. engages in the business of manufacturing and sale of electric wires and cables. It operates through the following segments: Energy Infrastructure, Communication and Industrial Device, Electrical and Components, and Others. The Energy Infrastructure segment covers electric wires, power cables, power equipment, engineering, aluminum wires, equipment electrical materials, seismic isolation devices, vibration control and vibration isolation. The Communication and Industrial device segment includes communication cables, optical processed products, electric wires for equipment, wire harnesses, and precision devices. The Electrical and Components segment handles winding, bare wire, and copper alloy wire. The Others segment covers logistic business and new businesses that includes network solutions and automobile electric wires. The company was founded on May 26, 1936 and is headquartered in Tokyo, Japan.

State Grid Henan Electric Power Company Electric Power Research Institute, established on 2006-01-18, Business scope includes power technical services,Power Consulting Services;environmental test.

China Gezhouba Group Co., Ltd. is engaged in the contract construction of projects. It operates its major business through contract construction of projects, which include railways, roads, nuclear electricity projects, thermal power projects, wind powered electricity projects, water supply projects, sewage treatment projects and others as well as involved in the operation of expressways, the development of real estates, the operation of hydro power generation business, the production and sale of cement, as well as operation of civil explosives business and others. The company was founded on May 21, 1997 and is headquartered in Wuhan, China.

The Lee Co. supplies precision fluid control products to industries including aerospace, formula 1 racing, oil exploration, automotive and off-highway equipment, and medical and scientific instruments. Its products include precision microhydraulics and electro-fluidic systems. The company was founded by Leighton Lee II in 1948 and is headquartered in Westbrook, CT.

Shenzhen Qiangrui Precision Technology Co., Ltd., established on 2005-08-30, Business scope includes general business items:Hardware mold,Mold spare parts,Test Fixture,Non-standard equipment,Automatic production line,Pneumatic Components,Sales of test instruments.(The above does not include the law,Administrative regulations,The State Council decided to prohibit and stipulate the projects requiring pre-approval),Electric Drive Products,Inverter,Servo Drives and Systems,Elevator drive and industrial automation products,New Energy Products,Hybrid Vehicle Drive System,Solar Photovoltaic Inverter,Wind power machine control system,Intelligent power distribution control equipment,Industrial CNC equipment,engraving machine,commercial automation equipment,Research and development of CNC system and software,design,system integration,Sales and Technical Consulting(law,Except for items prohibited by administrative regulations;law,Projects restricted by administrative regulations must obtain a license before they can operate);Domestic Trade;Operating import and export business,property management.,The licensing program is:Hardware mold,Mold spare parts,Test Fixture,Non-standard equipment,Automatic production line,Pneumatic Components,Electric Drive Products for Test Instruments,Inverter,server Driver,Elevator drive and industrial automation products,Solar Photovoltaic Inverter,Intelligent power distribution control equipment,Industrial CNC equipment,engraving machine,Production of commercial automation equipment.