Generally, 220 volts at a frequency of 50 Hz is the standard used in China, while there are only two exceptions: Hong Kong and Taiwan. In Hong Kong, they use 200 volts at a frequency of 50 Hz and the Taiwaners are using 110 volts.
Voltage and frequency standard in China and some other nations：
|China 220V/50HZ||Britain 240V/50HZ||U.S.A. 120V/60HZ|
|Austrilia 240V/50HZ||Canada 120V/60HZ||Germany 230V/50HZ|
|Vietnam 120V/50HZ||France 220V/50HZ||Italy 220V/50HZ|
|Egypt 220V/50HZ||Brazil 127-220V/60HZ||South Korea 220V/60HZ|
Most laptops have their own converters, but it is advisable for you to use a converter if you intend to bring small electric devices.
Sokets used in China are as follows:
In China, there are two kinds of plugs: two-prong ones and three-prong ones; which means other kinds of plugs will not fit into sockets of this country. Therefore, an adaptor is required if you bring electric device for daily use during your China tour.
2-pin plus in China
3-pin plugs in China
If you really could not find a proper one on Amazon which provides global-shopping service, then there are three other ways to meet your request:
1. First, try to find them in 7-11 or Wal-Mart at home;
2. Star-level hotels in China are all offering adaptors and converters to their guests for free;
Although both 2 and 3 pins plugs could be used in China, the latter one is recommended, for it’s safer than the 2-pin ones.
A 3-pin adaptor
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