Lihang Technology announced that the company received an inquiry letter from the Shanghai Stock Exchange requesting additional disclosure on issues such as declining performance, increased labor costs, increased long-term asset investment, inventory impairment and loss, increased expenses during the period, and internal control defects and capital occupation in the 2023 annual report. Specifically, it includes the reasons for the decline in operating income, the reason for the decline in gross margin, impairment of contract assets, risk of recovery of accounts receivable, changes in the number of employees, reasons for long-term asset growth, reasons for inventory impairment losses, reasons for cost increases, and internal control failures. The company will promptly respond and fulfill its obligation to disclose information as required.