The third & fourth checks are functional ones : did you make sure that the $params variable does not contain too restrictive filters, and that there actually is content under node #13611 ?
Cheers,
--
Nicolas Pastorino
Director Community - eZ
Member of the Community Project Board
You may want to make sure to have the 'chi-CN' language made available in the siteaccess you are running this code in. Example, from your siteaccess' site.ini.append.php override :