<http://webisa.webdatacommons.org/prov/66748175> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/358821015> . <http://webisa.webdatacommons.org/358821015> <http://www.w3.org/ns/prov#wasQuotedFrom> <alibaba.com> . <http://webisa.webdatacommons.org/358821015> <http://www.w3.org/ns/prov#value> "Our main products are lighting and sound equipment for stages, ballrooms, karaoke and other applications." . <http://webisa.webdatacommons.org/358821015> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/82657388> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/358821015> .