Qidong JieJie Micro-electronic Co., Ltd. is professional factory, which produces silicon medium and low frequency power devices, and mainly devotes in designing, developing and producing chips of medium and low frequency power devices. At present we have two transistor chip product lines, two finish enclosure line. Among them, the production capacity of 4 inchs silicon chip producing line is 500, 000 wafers. Now our company covers an area of 45, 000 square meters, We have passed authentication of ISO-14000 and UL(No: E252906) and SGS environmental protection standard. Our main product include SCRs X00605BT169DMCR100-6MCR100-82P4MC106MBT151CT502 X0405MFTYN412TTYN610TYN612TTYN616TYN625 TRIACsMAC97A6MAC97A8Z0607BT131 BT134BT136BT137BT138BT139BTA04BTA06BTA08BTA10BTA12BTA16BTA24BTA26 BTA41BTB04 BTB06BTB08BTB12BTB16Z0409MF Darlington TransistorsOur chips applied glass passivation and back multipl-ayer metal electrode techniquethe quality is steady, reliable and contr-ollable. Our company can design, develop, and produce product with special req-uirement according to the customers&＃039; need. Our Tenet: Realistic and Innovation, Satisfying Customer, Pursuing Hi-gher.