Shanghai International Digital Signage System & Application Exhibition
التاريخ: 04/03/2020 - 07/03/2020الصناعة: Advertising ,
Telecommunication ,
Electric & Electronics ,
Print & Printing
الموقع: National Convention & Exhibition Center
الموقع الرسمي: http://www.apppexpo.com/7/EN/showArticle/12