Compare the plug shapes, voltage and frequency in Hong Kong and Argentina, and find out which adapter you need before you travel.
Adapter required
Yes — coming from Hong Kong, you will need a travel adapter for Argentina. Hong Kong uses Type G plugs, and Argentina uses Type I, so the pin shapes will not fit any wall socket.
Hong Kong (home)
Argentina (destination)
Electrical specifications in Argentina
Voltage
Frequency
More about plugs in Argentina
In Argentina, the standard power plug is Type I. The country runs on 230 volts at 50 Hz. That means every wall socket in Argentina is the same shape — Type I, and your plug needs to physically match the socket to fit.
Full Argentina plug guide