Business and Commerce
| Mon 17 Nov 2025
Beijing, Nov. 18 -- Shanghai Tietie Smart Supply Chain Man Co Ltd has submitted a patent application for Method and System for Solving Trust Problem in Steel Transaction Based on Block Chain. Hu Zhigang, Li Fenghui, Chen Bo, Yao Zhenguo, Zhang Yi, Zhang Ruoyang, Li Yanxu, Zhang Mingming, Yu Kexin, Wang Haoxiang, Wu Bo, Chen Long..