Power
The standard voltage in China is 220 V, and the standard frequency is 50 Hz. You can prepare converter connectors before you travel to ensure the use of electrical appliances.
In China the power plugs and sockets are of type A and I. Check out the following pictures. Type I: mainly used in Australia, New Zealand, China, the South Pacific and Argentina. Type A: mainly used in North and Central America, China and Japan.
Type I:
Type A: