[The concept of cultivated diamonds moved up and Hengsheng Energy rose by the daily limit] On September 3, the concept of cultivated diamonds moved upward in early trading, Hengsheng Energy rose by the daily limit, and Sifangda, Huifeng Diamond, Power Diamond, Wald, and Huanghe Tornado followed suit. According to news, 2026 is regarded by the industry as the first year for the commercialization of diamond heat dissipation materials. According to Zhongtai Securities, the global market for diamond heat sinks for AI chips will be approximately RMB 8.7 billion in 2026, and will rise to RMB 59.2 billion by 2030, with a compound annual growth rate of more than 50%.