CNOOC is the largest offshore oil and gas production operator and natural gas producer in China, and one of the world's largest independent oil and gas explorers and producers. Its main business is the exploration, development, production and sales of crude oil and natural gas.

China Iron and Steel Research Institute is one of the first 103 innovative enterprise pilot units in the country. It is one of the first 100 innovative enterprises in Zhongguancun Science and Technology Park. It is my country's research and development base for new metal materials and a source of major key and revolutionary technologies in the metallurgical industry. Innovation base and national authoritative institution for metallurgical analysis and testing technology. In the long-term development process, it has undertaken a large number of major national projects and topics such as 863, 973, National Defense, and Natural Science Foundation, and has been involved in marine, land, aviation, aerospace, nuclear technology, etc. Both the * field and major industries of the national economy have demonstrated extraordinary R&D capabilities, made important contributions, and created performance worthy of the times.