Core Points - The announcement from the Ministry of Commerce and the General Administration of Customs implements export controls on specific artificial diamond products to safeguard national security and fulfill international non-proliferation obligations [1][5] - The export controls will take effect on November 8, 2025, and the list of controlled dual-use items will be updated accordingly [4] Group 1: Export Controlled Items - The following items are subject to export controls: - Artificial diamond micro-powder with an average particle size less than or equal to 50 μm [1] - Artificial diamond single crystals with an average particle size greater than 50 μm and less than or equal to 500 μm, excluding those used for decorative purposes [1] - Artificial diamond wire saws with specific characteristics, including a wire diameter less than or equal to 45 μm and a breaking tensile strength less than or equal to 16 N [2] - Artificial diamond grinding wheels with defined hardness and particle size specifications [3] Group 2: Export Procedures - Exporters must apply for permission from the Ministry of Commerce for the controlled items and are responsible for the authenticity of the declared goods [3] - Exporters must clearly indicate on the customs declaration whether the items are controlled dual-use items and provide relevant codes [3]

Core Points - The Ministry of Commerce and the General Administration of Customs announced the implementation of export controls on superhard materials to safeguard national security and fulfill international obligations [1][2] - The export controls will take effect on November 8, 2025, and the list of controlled items will be updated accordingly [2] Group 1: Export Controlled Items - Artificial diamond micro-powder with an average particle size less than or equal to 50μm is subject to export control [1] - Artificial diamond single crystals with an average particle size greater than 50μm and less than or equal to 500μm are also controlled, except for those used in decoration and jewelry [1] - Specific characteristics of controlled artificial diamond wire saws include a wire diameter less than or equal to 45μm, an average diamond particle size less than or equal to 8μm, and a breaking tensile strength less than or equal to 16N [1] - Controlled artificial diamond grinding wheels must have a diamond tooth hardness less than or equal to 30HRB, an average diamond particle size less than or equal to 5μm, and a maximum working speed greater than or equal to 40m/s [1] Group 2: Export Procedures - Exporters of the controlled items must apply for permission from the Ministry of Commerce in accordance with the relevant laws and regulations [2] - Exporters are responsible for the authenticity of the declared goods and must clearly indicate whether the items are controlled or not on the customs declaration [2] - Customs will question the completeness and accuracy of the declaration information, and goods will not be released during the questioning period [2]