Beijing Kaiyuan Duobang Technology Development Co., Ltd. focuses on ultrafine particle preparation technology and has formed a unique technical system. Developed high-performance ultrafine grinding equipment, nano grinding equipment, and fine grading equipment, with over 50 patented technologies. Widely used in mineral grinding, ultrafine cement, industrial solid waste treatment, ultrafine grinding, nano grinding and other fields. Resonance grinding technology can save 50% -70% energy by grinding 1 ton of material, and the fineness can be adjusted from 200 mesh to 20000 mesh. Simultaneously possessing the functions of dispersion, modification, and particle rounding. In the building materials industry, ultrafine grinding equipment is more economical and effective for ultrafine grinding of water slag, slag, and other materials. 325 mesh powder can save 50% to 80% of electricity costs per ton. Nano grinding equipment is used in the graphite and graphene industries to produce nano scale graphite products using its unique advantages in graphite materials, which are applied in the field of new energy batteries. Open source Duobang Company provides specialized solutions in the fields of ultrafine grinding and grinding, from laboratory to industrial production. At the same time, we tirelessly invest in research in this field, using the most advanced powder processing technology to help users develop new products and meet their higher demands. The company adheres to the concept of technological innovation, service innovation, and creating value for customers. Win customers with excellent quality, good reputation, and perfect service, develop together with you with high quality and low price, cooperate sincerely, walk hand in hand, and create a brilliant future!