Ge Long Hui A P P·2025-10-10 01:51Core Viewpoint - The A-share market is witnessing a strong performance in synthetic diamond concept stocks, driven by new export controls on superhard materials announced by the Ministry of Commerce and the General Administration of Customs, which are expected to impact the industry both in the short and long term [1] Group 1: Market Performance - Synthetic diamond stocks such as Sifangda surged nearly 17%, Huifeng Diamond rose over 10%, and Huanghe Xuanfeng hit the daily limit with a 10% increase [1] - Other notable performers include Liliang Diamond with a nearly 4% increase, and both Zhongbing Hongjian and Guoji Jinggong rising over 2% [1] Group 2: Regulatory Impact - The Ministry of Commerce and the General Administration of Customs have expanded the scope of export controls on superhard materials, including synthetic diamond micro-powder and single crystals, which highlights the strategic importance of these materials [1] - Although short-term exports may face obstacles, the long-term outlook suggests that these controls will accelerate the consolidation of the domestic superhard materials industry, with prices expected to trend upwards [1] Group 3: Investment Opportunities - CITIC Securities reports that the functional applications of synthetic diamonds are likely to continue to drive demand, presenting trading investment opportunities in the superhard materials sector [1] - Investors are advised to focus on leading companies within this sector as potential beneficiaries of the regulatory changes [1]