At its 8th session (Jakarta, Indonesia, 4-6 March 2019), the Intergovernmental Coordination Group for the Pacific Tsunami Warning and Mitigation System (ICG/PTWS), Regional Working Group on Tsunami Warning and Mitigation System for the South China Sea Region (WG-SCS), agreed to conduct an IOC Training Workshop on enhancing the capacity of tsunami observations in the South China Sea region, at the kind invitation of the Government of China. In this context, WG-SCS Member States are invited to participate in the IOC South China Sea training for seismic and sea level operators: enhancing the capacity of tsunami observation and data sharing in the South China Sea region, 21-25 October 2019, Hangzhou, China. The South China Sea Tsunami Advisory Center (SCSTAC) in collaboration with the IOC, and the National Oceanic and Atmospheric Administration (NOAA), United States, is organizing the training. The training is hosted by the National Marine Environmental Forecasting Center (NMEFC) of the Ministry of Natural Resources (MNR) of China. The venue is at the Hua Bei Hotel, Xihu District, Hangzhou, China.