比稀土更致命？中方亮出“王牌”，网友：美芯片要被卡脖子了

Core Viewpoint - The Chinese government has announced export controls on industrial diamonds starting from November 8, 2025, which may create challenges for U.S. chip manufacturers due to potential raw material shortages and increased production costs [1][2]. Industry Overview - Diamonds are crucial in modern technology, particularly in supporting industries like 5G communication and artificial intelligence, due to their superior thermal conductivity, making them ideal for chip cooling [2]. - China is currently the largest diamond producer globally, with an annual output exceeding 22 million carats, providing a significant competitive advantage in the diamond industry [2]. Company Insights - The city of Zhecheng in Henan province has rapidly developed a complete diamond industry chain since overcoming technical bottlenecks in 2019, significantly enhancing both the quantity and quality of diamond production [4]. - The local high-end diamond brand "Zhe·Guang" has gained popularity, offering top-quality diamonds priced around 8,000 yuan per carat, attracting high-net-worth individuals and securing various orders [4][6]. Market Trends - Consumers are increasingly turning to Zhecheng diamonds for their affordability and quality, with reports of significant sales growth for the Zhe·Guang brand, which has surpassed seven-digit sales figures in the first half of the year [8]. - The rise of Zhecheng's diamond industry is seen as a challenge to the traditional dominance of Western diamond markets, providing consumers with more options and competitive pricing [6][10]. Future Outlook - The Chinese diamond industry is poised for robust growth, with both industrial and high-end jewelry diamonds gaining prominence in the global market, potentially disrupting the long-standing Western market dynamics [10]. - There is optimism that domestic brands like Zhe·Guang will continue to innovate and build their brand presence, establishing a strong foothold in the international diamond market [10].