Revenue has grown for 4 years except for 2020, with an average growth rate of 8.9%. Operating profit has also grown for 4 years except for 2020, with an average growth rate of 8.3%. Net income was almost zero in 2020, with overall little change. In 2022, interest expenses accounted for 17.9% of operating profit, indicating a heavy interest burden. The gross margin has been around 38% in the past 5 years. The net return on equity was 9.1% in 2022, and the arithmetic average over the past 5 years was 7.3%.