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.

Guangdong Weiheng Electric Power Technology Development Co., Ltd. was established in 2009. It is a high-tech enterprise in the power technology sector under Guangdong Huiyuantong Investment Management Co., Ltd., committed to providing efficient solutions and high-tech services for power grid operation and maintenance. At present, the company mainly undertakes power technology services such as live cleaning, live detection, helicopter transmission line inspection, and actively carries out power technology development and product application business areas.

Zhefu Holding Group Co., Ltd. (“Zhefu Holding”) is a listed international corporate group with a diverse set of businesses. It specializes in pollution-free disposal of hazardous waste and recycling of renewable resources, R & D and manufacturing of large clean energy equipment and nuclear power equipment, investment in multiple industries, among other fields. Based on the concept that “lucid waters and lush mountains are invaluable asset” for green development in the new era,