From the CMHE Expo website:

The China Exhibition on Technology of Meteorology Science and the China Hydrological Technology & Equipment Exhibition, supported by the China Meteorological Administration, the China Meteorological Society and several domestic and international organizations, have been held for 12 sessions, the 14th Lightning Protection Technology & Products Exhibition China has been held with great success. It is the only national-level professional exhibition in China and has become the largest meteorological professional exhibition in Asia. Because of the impact of COVID-19 epidemic, there are no visitors from abroad this year, but there are a lot of Chinese buyers, making this exhibition the only one in the world to be successfully held this year in the meteorological industry, which has been highly praised by exhibitors.