Packaging & Containers
| Sat 11 Apr 2026
Beijing, April 11 -- Qingdao Xinhuachang Intl Containers Co Ltd has been granted a patent for Positioning Jig Frame for Folding Box Underframe. This invention was developed by Liu Wenbo, Xiang Jun, Cao Bangcai, Mei Kaifeng, Gao Bin, Deng Junpeng, Ma Rui, Zhao Dongxiao, Wang Hongqiang and Zhou Qingxing.
The patent application ..