A few days ago, Yuefeng Aluminum Industry, in response to investors'questions, said that Yuefeng Aluminum Industry has become a qualified supplier of China Merchant Airlines and has been supplied. On March 8th, the company has established a joint research center of civil aircraft aluminium alloy materials in cooperation with China Chamber of Commerce and Flight to jointly promote the design and development of domestic civil aircraft aluminium materials. Boeing's grounded aircraft is 737MAX8. At present, the company receives Boeing's orders normally. There is no sign of reduction, which has no impact on the company's production and operation. The company will pay close attention to the acquisition of airworthiness certification for Boeing's relevant aircraft models.