March 15, 2023 @ 9:00 am - March 18, 2023 @ 6:00 pm The 49th 1857 WG Meeting Ningbo Ningbo, Zhejiang, China Please refer to the Meeting notice page for more information.
August 25, 2023 @ 9:00 am - August 26, 2023 @ 6:00 pm The 51st 1857 Working Group Meetings Lichuan First Middle School (New Campus) Lichuan First Middle School (New Campus), Lichuan, Hubei, China