至纯科技涨2.03%，成交额1.99亿元，主力资金净流入1442.95万元

Core Viewpoint - The stock of Shanghai ZhiChun Clean System Technology Co., Ltd. has shown a positive trend with a year-to-date increase of 18.52%, despite a decline in revenue and net profit for the first nine months of 2025 [1][2]. Group 1: Stock Performance - As of December 22, the stock price increased by 2.03% to 29.70 CNY per share, with a trading volume of 199 million CNY and a turnover rate of 1.76%, resulting in a total market capitalization of 11.374 billion CNY [1]. - The stock has experienced a net inflow of 14.43 million CNY from main funds, with significant buying and selling activities recorded [1]. - The stock has appeared on the "龙虎榜" (Dragon and Tiger List) seven times this year, with the most recent appearance on October 15, where it recorded a net buy of -93.416 million CNY [1]. Group 2: Company Overview - Shanghai ZhiChun was established on November 13, 2000, and went public on January 13, 2017, focusing on the research, development, and sales of semiconductor process equipment and related services [2]. - The company's revenue composition includes 72.70% from system integration, 18.70% from equipment business, 8.29% from electronic materials, and 0.30% from other sources [2]. - As of October 31, the number of shareholders increased by 43.52% to 110,800, while the average circulating shares per person decreased by 30.32% to 3,457 shares [2]. Group 3: Financial Performance - For the period from January to September 2025, the company reported a revenue of 2.367 billion CNY, a year-on-year decrease of 10.33%, and a net profit attributable to shareholders of 84.697 million CNY, down 56.08% year-on-year [2]. - The company has distributed a total of 248 million CNY in dividends since its A-share listing, with 136 million CNY distributed over the past three years [3]. Group 4: Shareholder Information - As of September 30, 2025, the fourth largest circulating shareholder is Hong Kong Central Clearing Limited, holding 6.6843 million shares as a new shareholder [3]. - The ninth largest circulating shareholder is Guotai CSI Semiconductor Materials and Equipment Theme ETF, holding 2.8115 million shares, also a new shareholder [3]. - The Southern CSI 1000 ETF has exited the list of the top ten circulating shareholders [3].