Construction
| Thu 19 Mar 2026
Beijing, March 20 -- HL Green Building Tech Co Ltd has sought patent for Follow-up Grouting Control Device for Fabricated Concrete. This invention was developed by Zou Hua, Zhao Zhanghua, Cui Yang, Xiang Dong, Wang Jianhao, Zhang Sheng, Kim Sung-kun, Zhou Chenyu, Xu Xiaohang, Zhu Yiqiang, Zhao Manfu and Yin Lijun.
The patent ..