Although there usually are no plurals in chinese, there's an exception

for words related to persons, when not preceeded by a numeric word.

Sources:
- http://localization-guide.readthedocs.org/en/latest/l10n/pluralforms.html#f3
- https://answers.yahoo.com/question/index?qid=20110606153553AAAW5zX

js/zerobin.js

@@ -363,6 +363,7 @@ $(function() {
             switch (this.language)
             {
                 case 'fr':
+                case 'zh':
                     return (n > 1 ? 1 : 0);
                 case 'pl':
                     return (n == 1 ? 0 : n%10 >= 2 && n %10 <=4 && (n%100 < 10 || n%100 >= 20) ? 1 : 2);