Jiangnan Industrial Group Co., Ltd. is a directly managed unit of China Ordnance Industry Group Corporation, established in 1952. It is one of the 156 key projects constructed during the first Five Year Plan period of the country. It originated from the Hanyang Arsenal established in 1890 and the Gongxian Arsenal established in 1912, and was established based on the Zhuzhou 282 Factory, Xiangtan 364 Factory, Hanyang 768 Factory, and Liuzhou 884 Factory in the early days of the founding of the People's Republic of China. It has developed into a national level enterprise technology center National high-tech enterprise and national innovative enterprise.

Jiangxi Copper Industry Group Co., Ltd. was established in 1979, shouldering the glorious mission of "getting rid of the backward appearance of China's copper industry and revitalizing China's copper industry" bestowed by the state. For over 30 years, benefiting from the continuous growth of the national economy and relying on its own expertise and focus, it has become the largest cathode copper producer and a comprehensive copper processing product supplier in China. It is also a leader in China's copper industry and one of the strongest comprehensive enterprises in the non-ferrous metal industry. The company is committed to continuously exploring the value of resources, adhering to its commitment to sustainable development, full of gratitude and awe, and steadfastly not

Guangzhou Newlife New Material Co., Ltd., established in 1998, is a diversified technology development enterprise, specializes in the research and development and production of new functions represented by magnetic materials and electronic ceramic materials.

China Petrochemical Corporation (the Company) was established in July 1998 on the basis of the former China Petrochemical Corporation, a move by the central government to strategically restructure the petroleum and petrochemical industry. It was further incorporated as a limited liability corporation in August 2018. A super large petroleum and petrochemical group, the Company has a registered capital of 326.5 billion yuan with the chairman of the board of Sinopec Group serving as its legal representative. Headquartered in Beijing, it exercises the investor’s rights to the related state assets owned by its full subsidiaries, controlled companies and share-holding companies, including receiving returns on assets, making major decisions and appointing managers. It operates, manages and supervises state assets according to related laws, and shoulders the corresponding responsibility of maintaining and increasing the value of state assets.

Hongli Optoelectronics - a leader in white light LED devices in China, a national high-tech enterprise, a benchmark LED enterprise in China, an executive director unit of the National Semiconductor Lighting Engineering Research and Development and Industry Alliance, and a member unit of the China Semiconductor Lighting Technology Standards Working Group. Jiangxi Hongli Optoelectronics Co., Ltd. is a wholly-owned subsidiary of Hongli Optoelectronics