Chinese Test #4: Big5 This file has 1 Chinese character, encoded using a decimal numeric character reference. It is a Big5 encoded file with no non-ASCII characters (i.e. it is also a UTF-8, ASCII or iso-8859-n file). The XML header of this file is <?xml encoding="Big5"?>. In the attribute is the Chinese character for middle. It should look like a box with a vertical line through its middle.