Enviornmental
| Tue 20 Oct 2026
Beijing, Oct. 20 -- Chinese Patent for Integrated Composite Sewage Intercepting Well has been issued to Beijing General Municipal Engineering Design & Research Institute. This invention was developed by Han Weiqiang, Rao Lei, Yang Jingwei, He Kexiang, Wang Shaolun, Xue Guangjin, Tian Meng, Cheng Shuhui, Li Zhicheng, Wang Yang, S..