四方达：公司生产的PCD微钻钻头，具有寿命长、加工精度高及光洁度好等特点

Core Viewpoint - The company emphasizes the advantages of its PCD micro-drills, including long lifespan, high processing precision, and good surface finish, which can reduce the reliance of domestic high-end manufacturing on imported precision and ultra-precision processing tools [1] Group 1: PCD Micro-Drills - The company produces PCD micro-drills that are characterized by their long lifespan, high processing precision, and good surface finish [1] - The development of the PCD micro-drill industry is expected to gradually decrease the dependence of domestic high-end manufacturing on imported tools [1] - The company will continue to monitor the application directions of PCD micro-drills in relevant high-end manufacturing fields [1] Group 2: Heat Dissipation Materials - The company has the capability to mass-produce large-size (12-inch) diamond substrates and films [1] - Diamonds are noted for their high thermal conductivity, making them suitable for applications such as chip heat sinks [1] - The company will keep an eye on market opportunities related to heat dissipation materials [1]