Research Institute of physical and chemical engineering of nuclear industry（IPCE）is one of the important members of CNNC, which was founded in 1964. It is the only research base specialized in uranium isotope separation technology, equipment research and key point experiment of CNNC. Currently, IPCE has 5 research institutes, 3 technical support centers, 4 wholly-owned subsidiaries, key laboratories and innovation centers for science and technology industry. Currently staffed by more than 680 professionals, and are more than 340 senior engineers. With the right to confer master's degree, it is a postdoctoral research workstation with independent enrollment qualification approved by the Ministry of human resources and social security. 3 Academician of CAS and 3 academicians of Chinese Academy of Engineering have been successively produced, has made outstanding contributions to the institute of nuclear physics and chemistry and the development of China's nuclear industry. There are 10 enjoy the special government allowance of the state council; 5 experts with outstanding contributions at the national and provincial levels; 2 national science and technology outstanding workers, 1staff is national technical expert; 1 Tianjin Professional Title Expert; 1 is Tianjin "131" talents. We have won more than 540 state major invention awards and state awards for scientific and technological progress, and holds nearly 800 authorized patents.

CNNC Xinneng Nuclear Engineering Co., Ltd. (XNEC) is a wholly-owned subsidiary of CNNC. Its predecessor was the seventh research and design institute of the nuclear industry, which was founded in 1957 and independently established in 1965. XNEC affiliated to CNNC, which is the only project general contracting engineering company in China that focuses on the design of uranium enrichment and uranium conversion projects and has the ability to manage the whole process of design, procurement, construction, installation and commissioning. XNEC has grade a qualification certificates in the fields of general contracting, engineering design, engineering consulting, engineering survey, engineering construction supervision and engineering cost, and has successively passed the national quality management system, environmental and occupational health and safety management system certification.

Sichuan Honghua Industry Co., Ltd. (SCHH) , which is a wholly-owned subsidiary of CNEIC, founded in 1964. After fifty-five years of development and construction, it has become a modern enterprise with diversified and integrated development including precision analytical instrument manufacturing, hydropower, electrical equipment manufacturing, analysis and testing and other businesses.

China Nuclear Lanzhou Uranium Enrichment Co., Ltd., which is a wholly-owned subsidiary of CNEIC. It is the first uranium enrichment plant in China and a high-tech enterprise specialized in uranium isotope separation. Deng Xiaoping personally approved, selected and started construction, on May 31, 1958. The company is located in Xigu district, Lanzhou city, Gansu province, the geometric center of China. Covering an area of 7.7 square kilometers, it has unique advantages in resources and environment. Since its establishment, the company has experienced two development stages: gas diffusion process production and centrifugal process production. At present, the company has a number of centrifugal process uranium enrichment production lines, all of which are used to produce low-enriched uranium series products, which can ensure the national demand for nuclear energy development and make historic contributions to national security and economic construction. The company has won the "May 1st Labor Award" twice, and has won the National Science and Technology Progress award, the National Advanced Unit of Ideological and Political work, the National Advanced Enterprise of Quality and Efficiency, the National Advanced Enterprise of Equipment Management , etc.

CNNC Shaanxi Uranium Enrichment Co., Ltd., which is a wholly-owned subsidiary of CNEIC, founded in 1969. It is the first plant and an important nuclear fuel research and production base in China to produce enriched uranium by centrifugation. The company has the qualification and ability to manufacture relevant special equipment, which has made important contributions to the development of uranium enrichment in China.

CNNC Jianzhong Nuclear Fuel Co., Ltd（CJNF）. which is a wholly-owned subsidiary of CNEIC. It is an indispensable and important link in the nuclear fuel cycle and nuclear power development in China. After more than 50 years of development, CJNF has become a large state-owned enterprise with uranium assembly manufacturing as the leading industry and spices, lithium metal and lithium battery as the main non-nuclear civilian products.

CNNC China North nuclear fuel element Co., Ltd. (CNNFC), which is a wholly-owned subsidiary of CNEIC, founded in 1958. It is one of the first batch of plants and mines in China's nuclear industry, and a key enterprise in the development and production of nuclear materials and uranium assembly, making important contributions to China's national defense and peaceful use of atomic energy.

CNNC Tianjin Machine Co., Ltd. (CNMC) is one of the important members of CNEIC, which was founded in 2008. CNMC is located in Haihe High-tech Industrial Park, Tianjin. It is an important high-tech manufacturing enterprise of CNNC.

Western Energy Material Technologies Co., Ltd. (WEM) is located in Xi'an Economic and Technological Development Zone, which is founded in April 2013. The registered capital is 230 million yuan, the total investment of the project is 1.1 billion yuan, covering an area of more than 300 mu. CNEIC is the first largest shareholder of WEM, accounting for 34.78% of the registered capital of the WEM. The second largest shareholder is Northwest Nonferrous Metals Research Institute, accounting for 33.91% of the registered capital of WEM. Other shareholders are Xi'an Industrial Investment Group Co., Ltd., CITIC metals Co., Ltd. and natural person shareholders.

CNNC Cangzhou Nuclear Fuel Co., Ltd. (CCNFC), which is a wholly-owned subsidiary of CNEIC, founded in Nov. 2015. It is the main body of Cangzhou Nuclear Fuel Industrial Park.

China Nuclear Industry Group Co., Ltd. (CNNC) thoroughly implements the important directive spirit of General Secretary Xi Jinping on the development of nuclear industry, adheres to the guidance of Xi Jinping's thought of socialism with Chinese characteristics in the new era, comprehensively implements the new development concept, implements the national 13th five year plan for the development of nuclear industry and the national strategy for building the Yangtze River economic belt. Promote the implementation of regional development plan of the group company, optimize the layout of nuclear fuel industry, and build a nuclear fuel park with advanced technology, scientific management, green environmental protection and international competitiveness in the southeast coastal area where nuclear power is relatively concentrated in accordance with the principle of marketization, internationalization and diversification.

CNNC Jinghuan Zirconium Industry Co., Ltd. is one of the member units of CNEIC. It is located in Longnan economic and Technological Development Zone, Jiangxi Province, which is founded in May 2012. It covers an area of more than 66000 square meters, with a registered capital of 196 million yuan and a total asset of more than 400 million yuan. There are about 180 employees, including more than 20 professional and technical personnel.