HONGKONG CHANGWANG GROUP CO., LIMITED was founded in 1992, it is an electronic component enterprise specialized in the development & manufacturing and selling agent of professional semiconductor components. The company mainly manufactures, operates and acts as selling agent for diode, triode, integrated circuit, electrolytic capacitor, tantalum capacitor, resistance, capacitance, inductance, crystal oscillator, LED, thermal cutoff, SMD and DIP electronic...[MORE]