1994, the young David founded Relacart factory, successfully promoted the first generation wireless microphone MR-280 and mixer PM-0852.
1997, Relacart was the first manufacturer to produce professional UHF wireless microphone in China.
1998, Relacart was the second manufacturer to produce conference systems.
2005, Relacart founded another factory in Foshan city for conference systems.
2008, Relacart founded office in Guangzhou city for sales and R & D center.
2011, "Relacart" brand was registered both in U.S and Canada.
2012, Relacart U.S office was founded in San Francisco.