Logo | Name | Venue | Date/Interval |
---|---|---|---|
WIRELESS CHINA 2019Wireless Forum |
JW Marriott Hotel Beijing Central China -Beijing |
2019.09-2019.09 every year |
|
China International Optical Industry Exhibition 2019 |
China International Exhibition Centre (CIEC) China -Beijing |
2019.09.09-2019.09.11 every year |