non-GAAP operating income in the fourth quarter of 2022 was $20.2 million. Our income tax expense was$0.42 million in the fourth quarter of 2022, compared with $0.79 million in the same period last year. Moving to the bottom line, our net income was$16.6 million in the fourth quarter of 2022. compared with 19.1 million U.S. dollars in the same period last year. Extreme share-based compensation expenses, non-GAAP net income for fourth quarter of 2022 was 21.7 million U.S. dollars. Next, I would like to bri ...