On September 7, in order to celebrate the 70th anniversary of the founding of the People's Republic of China, the China Iron and Steel Association held a grand symposium in Beijing, which systematically summarized the brilliant achievements of China's steel industry in the past 70 years. Over the past 70 years, China's economic and social development has achieved remarkable achievements. The steel industry has grown stronger in line with the development of the national economy. It has provided an important basic raw material guarantee for the development of the national economy, and also benefited from the tremendous opportunities brought about by the rapid development of the national economy.