We are business in : 1.SMD Transistor (microwave, high-frequency, RF, MOS, FET, Darlington, hypertension, and the number of transistor array) package: SOT143, SOT89, SOT252, TO220. 2. SMD diode (microwave, high-frequency, RF, Schottky, rectifier, fast recovery, regulation, varactors, arrays, transient suppressor) Package: SOT23, SOT323, SOT523, TO92. 3. SMD Tantalum quality capacitors (A, B, C, D, E type) VISHAY, KEMET, AVX) red tantalum capacitor (industrial grade) 4. SMD circuit IC (ATMEL, MOT, PHILIPS, TOSHIBA, SANYO, AMD, BB, INFINEON) closure equipment: SOP, SSOP, TSSOP, QFP, TQFP, BGA. 5. SMD inductance (TDK, MURATA, COILCRAFT) Dimensions: 0603,0805,1206,1815. 6. SMD ceramic filter, crystal oscillator (industrial grade )