October 2006:
The Second Asian and Oceanic Congress on Radiological Protection (AOCRP-2)

March 2008:
Working visit on the radiation measurements in the transport of NORM and meetings with Radiation Health Unit in HK
Hong Kong, Xiamen

April 2013:
Naturally Occurring Radioactive Material (NORM-VII) symposium

November 2013:
Titanium and Zirconium Minerals Industry (TZMI) annual conference
Hong Kong

2013 - 2019:
Beijing - 4 stopovers, Hong Kong - 8 stopovers

Locations of interest in Beijing and in its surroundings: