State Grid Shanghai Municipal Electric Power Co. (doing business as SMEPC) is a company headquartered in Shanghai, China and ultimately controlled by the Government of China. The firm engages in electricity distribution.

State Grid Beijing Electric Power Co. is a private company headquartered in China. The firm provides power grid services.

Zhejiang Electric Power Co., Ltd. is a wholly state-owned electric corporation in China. It is responsible for the construction, operation and management of state power grid operators. It also supplies electricity & related services. The company is headquartered in Zhejiang, China.

State Grid Hebei Electric Power Co., Ltd., established on 1989-11-20, Business scope includes electricity sales and trading services;Electric Power Research,test,consult;own equipment,Realtor;Provincial power system personnel technical training;Import and export business of goods and technology(Except for those prohibited by the state or subject to approval);civil engineering design,construction(Limited to its wholly-owned branches);stay(Restrict branches to operate within the validity period of the license),canteen(Only vocational and technical training centers can operate within the scope of the license);power communication,Design of Electric Power Information System,to develop,construction,Rental of technical services and related equipment,Sales(Limited to branch operations);Integrated Energy Services(invest,except finance);Energy-saving technology consulting service;electric car charger,Sales of power exchange facilities,Installation and Maintenance;Research and development of new energy technology,technology transfer,technical consulting,Technical Services;Conference Services,Electricity production,Construction materials supply and marketing(Limited to branch operations).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Nanjing Nari Jibao Electric Co. Ltd., a subsidiary of NARI Technology Co., Ltd., is a Chinese company that manufactures power grid relay, transmissions, power plant automations and other equipment.

State Grid Zhejiang Electric Power Co., Ltd. Electric Power Research Institute, established on 1990-05-15, Business scope includes services:generate electricity,power transmission,substation,power distribution,smart grid,energy saving,Environmentally friendly technical services,technology research,Technical Design,technology development,technical consulting,Power Information System Integration,software development,to run,maintain,Power technology training service,Power Metering Technical Services;Sales of power information system integration products.

Guangdong Power Grid Co., Ltd., established on 2001-08-03, Business scope includes investment,Construction, operation and management of Guangdong Power Grid,Operating related power transmission and distribution business;Participate in investment,Construction and operation related cross-regional power transmission and transformation and networking projects;Engaged in the purchase and sale of electricity,Responsible for electricity trading and dispatching;electric equipment,Sales of electrical equipment,debugging,Inspection and Test;Conduct scientific research related to grid operation and electricity supply,technical supervision,technology development,Electricity Production Scheduling Information Communication,consultation service,Electricity Education and Business Training.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Nanjing Guodian Nanzi Grid Automation Co., Ltd., a subsidiary of Nanjing Guodian Nanzi Automation Co., Ltd., is a company headquartered in Nanjing, China. The firm manufactures and distributes relay protection and automation devices. On December 31, 2011 Nanjing Guodian Nanzi Automation Co., Ltd. acquired Nanjing Guodian Nanzi Grid Automation Co., Ltd. from Guodian Nanjing Automation Co., Ltd. for $274.34 million.

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.

State Grid Hebei Electric Power Co., Ltd. Xiong'an New District Power Supply Company, established on 2017-09-20, Business scope includes electricity sales;Electric Power Research,test,consult;power communication,Design of Electric Power Information System,to develop,construction,Rental of technical services and related equipment,Sales;electric car charger,Sales of power exchange facilities,Installation and Maintenance;Research and development of new energy technology,technology transfer,technical consulting,Technical Services;Energy-saving technology consulting service;Import and export business of goods and technology(Except for those prohibited by the state or subject to approval);Own house rental.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

NR Electric Co., Ltd. is a Chinese private company located in Nanjing that designs and manufactures electrical protection and control systems for electric power generation.

Beijing Tianle Taili Technology Development Co., Ltd., established on 2002-06-17, Business scope includes rail transit platform door system,safety door,Automatic door system and special equipment software system,Mechatronics equipment and special equipment,Technical development of control systems,Technical Services;technology transfer;technical consulting;selling computers,Software and Auxiliary Equipment,building materials,decorative material,metallic material,Wujinjiaodian,Mechanical and electronic equipment,smart robot;Rental of mechanical and electrical equipment;production screen door(Restricted to engage in production activities outside the city);software development;Professional contractors.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Professional contracting and projects subject to legal approval,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.)

Originated from the Baosteel Automation Business Unit established in 1978, Shanghai Baosight Software Co., Ltd. (Hereinafter referred to as "Baosight ") is the IT software business unit of Baosteel. Baosight's shares were listed on the Shanghai Stock Exchange in 2001 with a registered capital of RMB 262 million (US$38.36 million). In 2010, Baosight realized RMB 2.581 billion (US$383.83 million) in operating revenue, accounting for 36.85% of China's iron and steel information business market. Baosight's MES solutions also take up over 50% of China's iron and steel MES market. Additionally, Baosight has been recognized as a State Level R&D center. In 2009, the company ran in fourth place in terms of business revenue among China's homegrown software enterprises. Baosight is committed to practicing the business philosophy of "IT Services Enhance Value of Information". Its products and services broadly cover sectors ranging from iron and steel, transportation, service outsourcing, mining and extracting, nonferrous, petrochemical, equipment manufacturing, finance to public services.

State Grid Shandong Longkou Power Supply Company, established on 1989-09-08, Business scope includes power transmission and transformation, power supply and supply.(The validity period is subject to the license)

GHT Co., Ltd. engages in the research and development, production, and sale of digital, and multimedia command and dispatch systems. Its products include information exchange platforms, dispatching terminals, recording equipment for data collection and storage, and access equipment and information management systems. The company was founded on April 8, 1995 and is headquartered in Guangzhou, China.

Zhuhai Ole Distribution Automation System Co., Ltd. (doing business as Ole Distribution Network) is a Chinese private company located in Zhuhai that manufactures electrical machinery and equipment.

Baoji Oilfield Machinery Co. Ltd. is a company headquartered in Baoji, China and ultimately controlled by the Government of China. The firm manufactures and distributes oilfield machinery and equipment.

Jiangsu Zhenjiang Shipyard (Group) Co., Ltd., established on 1999-07-22, Business scope includes manufacturing of ships and accessories,repair,Sales;Provision of terminal facilities services for ships;Mechanical equipment manufacturing,repair,Install;Ship accessories processing;Spray anti-corrosion engineering construction;Production of stainless steel products,processing;interior and exterior decoration;Manufacture of outfitting structural parts,processing;Mechanical maintenance,Mechanical parts processing;Self-operated and agent import and export business of various commodities and technologies(Except for commodities and technologies that the state restricts enterprises to operate or prohibits import and export).technology R & D,design,technical consulting;Equipment Leasing;Financial Advisory Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

State Grid Shandong Electric Power Company Jinan Jiyang District Power Supply Company, established on 2015-12-07, Business scope includes power grid operation,Power purchase and sale;survey of electrical engineering,design,the construction,construction,to build,debugging;Engineering Supervision;Raw and auxiliary materials required for power systems,fuel,equipment sales;technology development,Technical Services,staff training;stay,Catering Services;tobacco retail;Beauty salons;daily necessities,the tea,hardware,furniture,building materials,Textile,clothing,Stationery,sporting goods,flowers,Jewelry,Household Appliances and Electronics,Sales of arts and crafts;own asset management;Property Management and Consulting;Realtor;Decoration;Water heating installation.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Huizhou Power Supply Bureau of Guangdong Power Grid Co., Ltd., established on 2002-02-25, Business scope includes power grid operation and management,Operation and management of peak-shaving and frequency-regulating power plants;Power purchase and sale,Power Grid and Trading Services,Power engineering construction;Information industry related to electric power management,electric equipment,Sales of electrical equipment.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)