Hy technology company branch of taichang electronic group manufacturer of smd power inductor, LAN products, filtered modular jacks, low frequency transformer, high frequency transformer, choke coil and transformer applicatrions(power transformer, DC/AC inverter, DC/DC converter, etc). Our mother plant established in 1969 with 35 years experience set up in taiwan and extends plant in 1993 to shenzhen, china also second extended plant in 2003 to xiamen, china plus newest investment set up kunshan, china factory in march 2004, all of us working with team power in breakthrough innovation and benefit sharing spirit beside we are proud of our products in quality with iso-9001 compliant recognize in taiwan and china both place. We are reliable manufacture recognize for existence customers which we are their OEM or ODM factory from north america, west europe, east asia. Please to study and visit our website to download our product catalog for your reference.