Group 1 - The core point of the news is that Lu Lei, a senior executive of Zhichun Technology, sold 78,000 shares of the company at an average price of 24.58 yuan, totaling approximately 1.92 million yuan, reducing his holdings to 582,000 shares [1][3] - Zhichun Technology's main business includes technology development, transfer, consulting, and services in electronic, optical fiber, biotechnology, and environmental technology fields, as well as the design and installation of water treatment systems and cleanroom facilities [2] - As of December 31, 2024, Zhichun Technology's revenue from system integration was 2.83 billion yuan, accounting for 78.51% of total revenue, while equipment business revenue was 606 million yuan, making up 16.80% [2] Group 2 - The total market capitalization of Zhichun Technology is 9.637 billion yuan as of the latest closing [4]