Construction
| Wed 15 Jul 2026
Beijing, July 15 -- Guizhou Qiandi Jingkai Tech Co Ltd has submitted a patent application for Industrial Solid Waste-based Cementing Material Preparation and Goaf Subsequent Filling Application Method. This invention was developed by Yang Yang, Li Yi, Liu Zhu, Wen Shupeng, Hao Xixi, Feng Yun, Liu Yu, Cui Min, Long En, Chen Kang,..