The 5th Guangdong-Hong Kong-Macao Vacuum Science and Technology Innovation and Development Forum and the 2021 Academic Annual Meeting of the Guangdong Vacuum Society, hosted by the Guangdong Vacuum Society and the Guangdong Vacuum Industry Technology Innovation Alliance and organized by Afatech Trading (Shanghai) Co., Ltd., is scheduled to be held in the Nansha Free Trade Zone, Guangzhou from November 25 to 27, 2021.
May. 28,2021 
Current location: 










