SHENZHEN KINGWAY UNION Electronic Co., Ltd. is a Chinese PCB manufactory, who started to produce high density PCB from 2003 with the goal of supplying high quality PCB for electronic industry and providing the bran-new service mode?ne-stop PCB service. It is believed that superior quality, sincere service and professional spirit is the base of the existence of our company and with the mission of high quality, faithfulness and professional spirit, our company has obtained trust from electronic industry. Many international electronic group companies have become our loyal customers.

Our technical data：
Mini line wide： 2.5/3/4 (mil)
Mini space： 2.5/3/4/ (mil)
Mini annular ring： 3/4 (mil)
Mini hole size： :4 / 6 (mil)
Mini board thickness： Double-side PCB 0.1mm,4 layer PCB:0.30mm；6 layer:0.45mm
Max board size： Double-side PCB :1200x 609mm, Multilayer PCB :850 x 500mm
Finished product copper thickness： 0.25（1/4oz） --- 30（oz）
Gold plating thickness： Max. 60 micro inch
Via structure：Blind via, Buried via and HDI
Mini Impedance control: 28 um
All kinds of surface metal dealing： HAL、Nickel /Gold plating、Immersion Nickel/Gold, ENTEK and OSP etc.

Our advantage：
High Density PCB, High TG, Low TG, Aluminum Material Board, Thick copper and thick gold, Multilayer rigid-flexible PCB, Impedance control, High frequency PCB。 One-stop PCB service：PCB design + Selected SMT process（0402）part + BGA / sample SMT
Flexible order: Prototype and large QTY order are acceptable.