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World-class quality
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Strive for the best

Our Aim
On time rate>99.5%
The first percent of pass>95%
Complaint rate<1.2%

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About us
Established in 1992, Zhong Sen International Co., Ltd specializes in producing high precision, high density and high reliability Printed Circuit Board (PCB) and Flexible Printed Circuits (FPC).
Factory Touring
We have a modern factory in Shenzhen, with area over 4,000 sq. meter, brand-new equipments, and a group of quality talents with over 10 years of experience in PCB industry. Uniwell Circuits warmly welcomes your visit and cooperation.
R&D Center
We have a powerful R&D centre with over 10 engineers, who focus on High Frequency, High TG, High CTI, Impedence control, blind and buried vias, metal based products etc...
Certifications
Our factory has been ISO9001, IS14001, TS16949, UL certified, and all of our products conform to the IPC, ROHS standards...
Welcome Your Access
  We are the quickest and leading PCB prototype and small volume Manufacturer in China!
  We focus on PCB prototype and small volume production for more than 8 years.
  We prefer orders below 100 square meters.
  We can offer quick turn service for PCB prototype order with assured on time rate >99.5% as the following:
  2-layer PCB, the quickest lead time: 24 hours(1 working day)
  4-layer PCB, the quickest lead time: 48 hours(2 working days)
  6-layer PCB, the quickest lead time: 72 hours(3 working days)
  8-layer PCB, the quickest lead time: 96 hours(4 working days)
  10-18 layers PCB, the quickest lead time: 120 hours(5 working days)
  20-layer or above PCB, the quickest lead time: 7 working days
Office address : 19F, Block B, Hai Wang Building, Chuang Ye Road, Nanshan District, Shenzhen, P.R. China
Factory address: A2 Building, North Industrial Park, Yanchuan, Songgang, Bao'an District, Shenzhen, P.R. China
TEL: +86 755-26521339 26073881-818  FAX:+86 755 26434056 E-mail: sales@zscircuits.com   zscircuits@126.com