四方达：公司一直专注于金刚石领域的研究和开发

Core Viewpoint - The company focuses on the research and development of diamond technology, particularly in the CVD diamond industry chain, highlighting the advantages of high-quality large-size ultra-pure CVD diamonds for various advanced manufacturing and consumer applications [1] Group 1: Company Focus - The company has been dedicated to the diamond field, emphasizing the development of CVD diamond technology [1] - The company has independently developed MPCVD equipment and CVD diamond processes for mass production of high-quality large-size ultra-pure CVD diamonds [1] - The company has formed multiple patents related to its CVD diamond technology [1] Group 2: Industry Applications - High-quality large-size ultra-pure CVD diamonds can be used in jewelry, precision tools, optical windows, chip heat sinks, semiconductors, and power devices [1] - The advantages of diamond include a wide bandgap, high breakdown field strength, and high thermal conductivity, making it suitable for high-end advanced manufacturing and consumer sectors [1]