苏大维格(300331.SZ)：拟收购常州维普51%股权

Core Viewpoint - The company plans to acquire a 51% stake in Changzhou Weipu for 51 million yuan, which will make it a controlling subsidiary and included in the company's consolidated financial statements [1][2] Group 1: Acquisition Details - The acquisition agreement was signed on November 6, 2025, with several shareholders of Changzhou Weipu [1] - The acquisition will be funded through the company's own or raised funds [1] - After the acquisition, Changzhou Weipu will become a controlling subsidiary of the company [1] Group 2: Business Overview of Changzhou Weipu - Changzhou Weipu is recognized as a "little giant" enterprise in Jiangsu Province, specializing in defect detection equipment for photomasks and wafers, which are core devices in semiconductor measurement [1] - The company has achieved large-scale production in the field of photomask defect detection equipment and has developed its technology, products, and core algorithms independently [1] - Its products are already in the production lines of leading domestic wafer manufacturers and photomask manufacturers [1] Group 3: Strategic Benefits of the Acquisition - The acquisition will allow both companies to leverage their strengths in laser direct writing lithography and photomask defect detection [2] - The company can utilize Changzhou Weipu's customer resources and mass production experience to accelerate the application of laser direct writing lithography machines in semiconductor photomask manufacturing and advanced packaging [2] - The collaboration is expected to facilitate breakthroughs in advanced optical systems for Changzhou Weipu and foster continuous upgrades of laser direct writing lithography machines and photomask defect detection equipment, creating new profit growth points for the company [2]