DING LONG(SZ:300054)2025-08-27 10:52Group 1: CMP Polishing Pad Business - The company is the only domestic supplier mastering the entire core R&D technology and production process of CMP polishing pads, leading the domestic market [2] - In the first half of 2025, CMP polishing pad sales revenue reached CNY 475 million, a year-on-year increase of 59.58%, with monthly sales stabilizing at over 30,000 pieces since Q2 2025 [2] - The company has achieved self-supply of core raw materials for CMP polishing pads, enhancing product competitiveness [2] Group 2: Semiconductor Display Materials - In the first half of 2025, sales revenue for semiconductor display materials reached CNY 271 million, a year-on-year growth of 61.90% [3] - The company has established a leading position in domestic supply for YPI and PSPI products, with increasing penetration in mainstream display panel manufacturers [3] Group 3: High-end Wafer Photoresist - The company has developed key materials for high-end wafer photoresists, ensuring a fully controllable production process [3] - Current production capacity includes an annual output of 30 tons for KrF/ArF photoresists, with a second phase aiming for 300 tons, scheduled for trial operation in Q4 2025 [3] Group 4: Printing and Copying Consumables - The printing and copying consumables market is competitive, with the company focusing on a full industry chain operation [3] - In the first half of 2025, revenue and net profit for this business segment declined year-on-year, prompting the company to optimize low-margin products and enhance risk management [3]