Txog ISA Sign ExpoTau yuav luag 70 xyoo, ISA International Sign Expo tau tawg cov ntaub ntawv hauv kev muag khoom thiab kev tuaj koom. Koom nrog ntau dua 20,000 tus npoj yaig thiab tshawb nrhiav ze li ntawm 600 tus neeg muab khoom paub uas tuaj ua ke ntawm qhov kev tshwm sim zoo siab no.
Lub sijhawm tshaj tawm: Cuaj hlis-10-2021
