Established in 2003, ShenZhen ShenZe electronic Co, ltd are specialied in making multi-layer board from 226 .In order to expand the overseas market , we have registered as HongKong Allwise PCB co, ltd with the total investment of 6, 000, 000USD , the workshop area has taken up 11, 000 square meters.and with more than 500 wokers , the monthly output is 600000 square feet , multi-layer PCB contributing more than 60% , which is widely used among power supply , telecom , fiber optics , industrial control , auto , consume electronics.our advanced capabilities allow us to offer PCB wit 20 layers at maximum , the minimum mechanical holf of 0.15mm and the minimum circuit width or space of 3 mil (0.075mm).our main product covers buried/blind via PCB , high frequency PCB , alumunum based PCB , Flex-rigid PCB , FPC, Teflon PCB and HDI PCB under the process of HASL, OSP, ENIG, ImAg , and Imsn , PCBA is also within our production.all our products conceming PCB have met UL dnd IPL standards .in order to improve the efficiency and ensure the product quality , our factory has performed ISO 9001 management system strictly and has been granted with SGS sertificate .