opti 2022

opti 2022

FRI 14 Jan 2022
SUN 16 Jan 2022

Messe Muenchen Shanghai Co., Ltd.

Rm. 2908, China Overseas Plaza, No.8, Guanghuadongli, Jianguomenwai Avenue, Chaoyang District, Beijing

100020

+86 10 8591 1001*1805/1815

+86 10 8468 2519

echo.li@mm-sh.com andy.wang@mm-sh.com