Qingpu District Library 2024 Labor Day Opening Time Announcement Qingpu District Library 2024 Labor Day Opening Time Announcement Shanghai Qingpu District Library April 24, 2023 Source: Shanghai Qingpu District Library Editor: Hu Xiaofan Qingpu District Library 2024 Labor Day Opening Time Announcement Qingpu District Library 2024 Labor Day Opening Time Announcement Qingpu District Library 2024 Labor Day Opening Time Announcement