<http://schema.org/contactType>
"customer service"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.surplusglobal.com/zh-cn/marketplace/285/Cisco15454%2DEIA%2DBNC%2DB24Elect%2DI%2DF%2D24%2DBNC%2DB%2DSide/>