Founded in 2005,Shenzhen Yunying Guangzi Technology Co., Ltd. which is specialized manufactuerr and exporter of Consumer Electronics,specializing in bluetooth headphone smart bracelet,gaming headset,MP3/Mp4 earphones and handsfree headset for audio,communication and multimedia industries.Our main line is OEM&ODM service for different markets.Our R&D department are able to provide customers with the quite different special service.whose main goal is focus on create new models and desings to meet different requirements of our customers from different regions.We have gained ISO9001:2000 quality controlling system for 2014. ownfish commit to design,manufacture and deliver products conforming to the requirement of ROHS,CE.FCC Standard.Our FACTORY CAPACITY:(1)with 10 production lines for earphone/headset/headphone/smart watch/smart bracelet.(2)20R&D engineers.(3)20 professioanl sales with 10 years Foreign trade sales experience.(4)15 QC Controller.(5)400+ employess.