XBRL Files


To download, simply click the link to display the source page, and then right-click and Save As. 

zgsi-20150331.xml XBRL INSTANCE DOCUMENT
zgsi-20150331.xsd XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
zgsi-20150331_cal.xml XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT
zgsi-20150331_def.xml XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
zgsi-20150331_lab.xml XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
zgsi-20150331_pre.xml XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT