蒙娜丽莎(002918.SZ)发布上半年业绩，由盈转亏566.82万元

Group 1 - The core viewpoint of the article is that Mona Lisa (002918.SZ) reported a significant decline in revenue and incurred a net loss for the first half of 2025 [1] Group 2 - The company achieved an operating income of 1.915 billion yuan, representing a year-on-year decrease of 17.96% [1] - The net loss attributable to shareholders of the listed company was 5.6682 million yuan [1] - The net loss attributable to shareholders after deducting non-recurring gains and losses was 16.1989 million yuan [1] - The basic loss per share was 0.01 yuan [1]