Plastics
| Tue 14 Apr 2026
Beijing, April 15 -- Poly Changda Engineering has secured a patent on Cast-in-place Beam Side Mold Device. Lian Lejun, Bai Yongliang, Sun Yong, Zhang Yutao, Wu Qi, Zheng Wei'nan, Cai Junhua, Fei Qibin, Tan Xu, Shao Haoran, Sun Zhenhua, Xiong Qingwu and Wu Rongheng developed the invention.
The patent application number is CN2024..