Please note the following changes

For the prevention and control of the COVID-19 pneumonia epidemic, the "2020 Munich electronica China",  "2020 Munich productronica China", "LASER World of PHOTONICS CHINA" and "China (Shanghai) Machine Vision Exbo and Machine Vision Technology and Industrial Application Symposium" which originally scheduled March 18-20, 2020 at the Shanghai New International Expo Center will be postponed to July 3-5, 2020 and change the venue held at the National Convention and Exhibition Center (Shanghai).