Core Points - The first international standard for nanodiamond, led by China, has been officially released, marking a significant milestone for the country's nanodiamond materials industry [1] - Nanodiamonds, with particle sizes in the range of 10^-9 meters, are recognized for their exceptional properties, including electrical insulation, extreme hardness, excellent thermal conductivity, and outstanding wear resistance [1] - The new standard is expected to enhance the performance of polymer composite materials in terms of strength, toughness, wear resistance, thermal conductivity, and friction reduction, with applications in aerospace, precision electronics, medical devices, and new energy vehicles [1]