47 visiting now: 16 USA 
13 China 
4 Netherlands 
4 Singapore 
2 Germany 
2 India 
1 UK 
1 France 
1 Russia 
1 Canada 
1 Vietnam 
1 Hong Kong 
13 China 4 Netherlands 4 Singapore 2 Germany 2 India 1 UK 1 France 1 Russia 1 Canada 1 Vietnam 1 Hong Kong