云鼎科技涨2.01%，成交额8040.33万元，主力资金净流出1281.95万元

Group 1 - The core viewpoint of the news is that Yunding Technology's stock has shown fluctuations in price and trading volume, with a notable increase of 36.70% year-to-date, despite recent declines in the short term [1][2] - As of September 8, Yunding Technology's stock price was 12.18 yuan per share, with a market capitalization of 8.258 billion yuan and a trading volume of 80.4033 million yuan [1] - The company has experienced a net outflow of main funds amounting to 12.8195 million yuan, with significant selling pressure observed in large orders [1] Group 2 - Yunding Technology operates primarily in the IT services sector, with its main business revenue derived from information technology services, accounting for 99.71% of total revenue [2] - For the first half of 2025, Yunding Technology reported operating revenue of 639 million yuan, reflecting a year-on-year growth of 0.30%, while net profit attributable to shareholders decreased by 42.36% to 41.8889 million yuan [2] - The company has not distributed any dividends in the past three years, with a total payout of 32.807 million yuan since its A-share listing [3]