Cov neeg siv khoom keeb kwm yav dhau: Internet cov khoom muaj nqis thaj av chaw ua si sib sau ua ke thiab tsim cov lag luam tseem ceeb xws li nyiaj txiag hauv Is Taws Nem, lub nroog ntse, cov xov xwm tshiab thiab kev lag luam 4.0, txhawb nqa kev hloov pauv tswv yim ntawm Baosteel rau lub tiaj ua si thiab txuas ntxiv mus rau cov khoom siv tshiab ecosystem.
Shanghai - Internet cov khoom muaj nqis av