City: COEX, 513 Yeongdeung-ro, Gangnam-gu, Seoul, South Korea (159 Samsung-dong)
Date: 2025.3.12-3.14
City: COEX, 513 Yeongdeung-ro, Gangnam-gu, Seoul, South Korea (159 Samsung-dong)
Date: 2025.3.12-3.14
The exhibition ended successfully, and the rich displays and interactions brought an unforgettable experience to everyone.
City: Germany
Date: 2024.10.08-2024.10.10
City: BeiJing
Date: 2024.05.21-2024.05.22
City: USA
Date: 2024.05.06 ~ 2024.05.09
City: ShenZhen
Date: 2023.10.30-11.01
City: ShangHai
Date: 2023.07.11-07.13
City: ShenZhen
Date: 2022.6.27-6.29
City: WuHan
Date: 2023.04.20
City: ChengDu
Date: 2023.03.17
City: Xi' an
Date: 2023.03.09
City: ShenZhen
Date: 2022.11.15-11.17
City: Changsha
Date: 2022.9.15-9.17
City: Xiamen
Date: 2022.9.8-9.11
City: Wuhan
Date: 2022.7.29
City: Chengdu
Date: 2021.4.22-4.24
30 seconds to teach you how to calculate the focal length required for industrial lenses.
On April 16, 2021 Beijing time, lisiqing, chairman and general manager of CHIOPT Optical Technology Co., Ltd., with the new expectation of settling in Changsha, made his debut at the Yuelu forum held at the 2021 Internet Yuelu summit.
