Education
| Wed 09 Jul 2025
Beijing, July 9 -- Cangzhou Jiaofa Building Engineering Tech Co Ltd has secured a patent on calculation board for engineering cost teaching. Wei Shuang, Liu Qunfeng, Jang Sung-hyuk, Ren Yongwang, Zheng Pengcheng, Liu Han, Kang Yanbin, Wu Yazhou, Fu Zhixin, Chen Aiyong, Hu Zhanpeng and Gao Wentao developed the invention.
The p..