We have over 50 years of experience in Electronic Field. In early beginning, we supplied various types of active components, such as semi-conductor and diodes. In 80's, we expanded business to passive components, including C-caps, E-caps and resistors. In 90's, we understand more and more people aware environmental friendly technology and products, we started manufacturing green products. We shifted products from mercury switch to Ball-Rolling vibration switch. One of our hot items, Ball-rolling vibration switch, is now widely applied to different products, like toys and steam irons. Our belief is "Provide quality and steady supply." We believe win-win relationship developed base on this belief.