Group 1 - China's Spallation Neutron Source (CSNS) has achieved an international breakthrough with the successful acceptance of the first compact P-band high-power metamaterial traveling wave tube, indicating significant advancements in key technologies [2] - The newly developed P-band high-power metamaterial traveling wave tube has broad application prospects in large scientific devices, medical fields, and other industrial sectors [2] Group 2 - China's pumped storage capacity has ranked first in the world for nine consecutive years, with the Hunan Pingjiang pumped storage power station's key control project successfully completed, laying the foundation for water storage [5] - The Pingjiang pumped storage power station has a total installed capacity of 1.4 million kilowatts and is expected to provide 1.09 billion kilowatt-hours of clean energy annually [5] Group 3 - The installation of the center processing platform for the Kenli 10-2 oilfield group has successfully completed offshore floating installation, setting a record for platform size and weight in the Bohai Sea region [8] - This achievement is expected to enhance oil reserves and production in China's largest crude oil production base [8] Group 4 - The construction of the Xinjiang Qitai 110-meter diameter radio telescope has reached a significant milestone with the completion of the main civil engineering work, transitioning to equipment installation and system debugging [11] - Once completed, this telescope will be the largest and most precise fully movable radio telescope of its kind in the world [11]