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September 19,2021


The staff of GBOS wish you: Happy Mid-Autumn Festival! On this day of joyful reunion. GBOS family is exploring the Mid-Autumn Festival in a different way! What kind of surprises are they bringing this time? Let's find out! 

August 30,2021

Shanghai CISMA 2021 has been postponed to a later date January 7-10, 2022.


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