The profit statement shows that with revenue growth, gross margin has slowly continued to rise. The growth rate of operating expenses in the past two years has been higher than the revenue growth rate, and the growth rate of operating profit has declined significantly. At the same time, interest expenses in the past two years have declined markedly. In 2022, there was a net profit growth rate of 44 million yuan. Therefore, net profit growth appeared very fast. After deduction, profit before tax increased 15.8%.