On Sep 20, 2020, the first

Photonics Asia 2019 was held at Hangzhou International Expo Center during 20th-23th, October.

International Workshop on remotely dectecting superthin clouds and dusts was successfully held in Hangzhou Sheraton Hotel from June 24th to 26th, 2019.

The 6th International Symposium on Atmospheric Light Scattering and Remote Sensing (ISALSaRS'19) was successfully held in Hangzhou, Zhejiang, from June 17th to 21st, 2019.

International Workshop on Smart Ocean Information Science and Technology was successfully held in Jade Emperor Hotel from June 17th to 18th, 2019.