[Zijin Mining: year-on-year growth of 143.88% in 2022 Q1 net profit] Zijin Mining released a report for the first quarter of 2022 that the company achieved an operating income of 64.771 billion yuan in the first quarter, an increase of 36.35% over the same period last year. The net profit belonging to shareholders of listed companies was 6.124 billion yuan, up 143.88% from the same period last year. The comprehensive gross profit margin was 17.32%, up 2.36 percentage points from the same period last year.