Revenue has grown steadily over the past 5 years, except for 2017 and 2021, with a total increase of 16%. Operating profit has grown continuously for 4 years except in 2017, with an average growth rate of 9.3%. Net income had a sharp increase in 2018, with an average growth rate of 21% over 5 years. The significant increase in operating profit in 2018 was mainly due to the cessation of operating profit of 92.42 million. The average growth rate of continuous operating profit over the past 3 years is 29%, which is quite fast.