Group 1 - The company conducted an investor relations activity on January 22, 2026, with participation from five institutions, focusing on business progress and developments [1] Group 2 - In the diamond heat dissipation field, the company highlighted its significant technical accumulation and mass production capabilities, emphasizing the potential applications of diamond in optical windows, chip heat sinks, and semiconductor devices [2] Group 3 - The company is focusing on high-end manufacturing and import substitution for PCD micro-drill products, which are characterized by long lifespan, high processing precision, and good surface finish, aiming to reduce reliance on imported precision tools [3] Group 4 - The company outlined its business outlook across three areas: - Resource extraction and engineering: Optimizing market strategies for oil composite sheets and accelerating market penetration - Precision processing: Enhancing sales of superhard tools in response to the growth of the new energy vehicle sector and import substitution opportunities - CVD diamond: Adjusting production capacity based on market demand and increasing R&D investment in MPCVD equipment and functional diamonds [4] Group 5 - The advantages of self-developed CVD equipment include: 1. Cost reduction and supply chain assurance by lowering procurement expenses 2. Enhanced production adaptability, improving efficiency and product processing 3. High R&D flexibility, allowing for rapid iteration of process solutions [5] Group 6 - The company analyzed market conditions for its various business segments: - Resource extraction and engineering: Domestic economic recovery is driving oil and gas consumption growth, while overseas demand is fluctuating due to market uncertainties and policy restrictions - Precision processing: The market for superhard tools is increasing as high-end manufacturing and new energy vehicles grow [6][7]

Group 1: Company Overview and Capabilities - The company is a leading CVD diamond manufacturer in China, possessing proprietary technology for MPCVD synthesis and processing equipment [2][6] - It has the capability to produce large-sized (12-inch) diamond substrates and films, indicating significant production capacity [2] Group 2: Product Development and Market Focus - The company has developed PCD micro-drills that are characterized by long lifespan, high precision, and good surface finish, aiming to reduce reliance on imported precision tools in high-end manufacturing [4] - Continuous R&D investment is emphasized to enhance product performance and market development, particularly in the CVD diamond sector [5] Group 3: Market Trends and Opportunities - The domestic oilfield service market is recovering, with an expected increase in demand for petroleum composite sheets due to rising oil and gas consumption [7] - The high-end manufacturing sector is evolving, with a growing market share for super-hard tools driven by the rapid growth of the new energy vehicle industry [7] Group 4: Strategic Advantages - Self-developed equipment significantly reduces procurement costs and supply chain uncertainties, enhancing production efficiency and adaptability [6] - The flexibility in equipment development allows for rapid iteration of process solutions, focusing on improving product differentiation [6]