In-Yuan launched into production in 1983, now with 600workers in China. We are an ISO9002 approved manufacturer.We make earphone, headphone, microphone for hands-freecommunications, music, the electronics industry and thecomputer industry. Our production service includesdesigning, CNC mold making, wrap shield processing, PVCextrusion, plug molding and various assembly processes.Each operation is conducted under our keen supervision andfinished to perfection in our factory. OEM & ODM arewelcome. 
Taiwan