blank pcb boards,OEM circuit maker manufacturer
1, Base Material: FR4
2. High quality and competitive price
3. Short lead time
4. Deal with quotation within 2 days
5. Accept customer custom
6, Copper thickness: 1-5oz
7, Surface finish: ENIG/OSP/ENIG
8,Soder mask: Green/yellow
9, UL, ISO9001, CQC, RoHS, IPC approved.
10, Highquality&premium service.
Welcome to.......Tian WeiSheng
We can produce single-sided printed board(ssb),double-sided printed board(dsb), multilayer PCBs, HDI PCBs, FPC and PCBAaccording to your provided data files or your samples
Meet your need is our greatestpursuit .If you are looking for a PCB supplier in china,don'thesitate to send us your inquiry now. contact me, Any questions will be answeredin the first. Happy cooperation to you! supplier in china,don't hesitate tosend us your inquiry now. contact me, Any questions will be answered in thefirst. Happy cooperation to you!
We manufacture Printed Circuit Board:High quality with competitive price(Goodtolerance,Good warpage,Good solderable...)
The information about our company's process capacity for your reference:
| Specification Inch (mm) |
Material | FR-4 / Hi Tg FR-4 / Lead free Materials (RoHS Compliant)/CEM-3/CEM-1/Aluminium |
Layer No. | 1-30 |
Board thickness | 0.015"(0.4mm)-0.125"(3.2mm) |
|
Board Thickness Tolerance | ±10% |
Cooper thickness | 1/2OZ-3OZ |
Impedance Control | ±10% |
Warpage | 0.075%-1.5% |
Peelable | 0.012"(0.3mm)-0.02'(0.5mm) |
|
Min Trace Width (a) | 0.005"(0.125mm) | |
Min Space Width (b) | 0.005"(0.125mm) |
Min Annular Ring | 0.005"(0.125mm) | |
SMD Pitch (a) | 0.012"(0.3mm) | |
BGA Pitch (b) | 0.027"(0.675mm) |
Regesiter torlerance | 0.05mm |
|
Min Solder Mask Dam (a) | 0.005"(0.125mm) | |
Soldermask Clearance (b) | 0.005"(0.125mm) |
Min SMT Pad spacing (c) | 0.004"(0.1mm) |
Solder Mask Thickness | 0.0007"(0.018mm) |
|
Hole size | 0.01"(0.25mm)-- 0.257"(6.5mm) |
Hole Size Tol (+/-) | ±0.003"(±0.0762mm) |
Aspect Ratio | 6:1 |
Hole Registration | 0.004"(0.1mm) |
Plating |
HASL | 2.5um |
Lead free HASL | 2.5um |
Immersion Gold | Nickel3-7umAu:1-3u'' |
OSP | 0.2-0.5um |
Outline |
Panel Outline Tol (+/-) | ±0.004''(±0.1mm) |
Beveling | 30°45° |
V-cut | 15° 30° 45° 60° |
Certificate | ROHSISO9001:2000TS16949SGSUL |
Our Superiority
1.High efficiency&Experience
We can provide one stop service.Established in 1998, with many years hard-working and constant innovation,we have grown up into a professional PCB&
PCBA manufacturer. We have our own independent research and development department and sophisticated quality control system.
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2.Quality
Our product are manufactured according to the UL/Rohs standards to insure quality assemblies from start to finish. Whether it's a simple custom or not.Product or a complex turnkey production run, We will adhere to the highest quality standards.
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3.Protecting your interests
Protecting your Intellectual Property is job one! Our staff of trained professionals are all working under a strict confidentiality contract and treat your important documentation as they would their own.
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4.Service
We can provide 24hours service for you. We pride ourselves on our ability to custom tailor programs around our customers' needs.We take time to listen to your unique business needs and then set out to surpass them.
Shenzhen tianweisheng electronic co.,ltd is a professional PCBprinted circuit board manufacturers, production bases located in Bao'an, andconvenient communications facilities. Plant footprint 8,000 square meters, withmore than 300 employees, including senior staff accounted for 80%. Since its2003 founding, has been committed to the professional high-precisionsingle-double-sided, multi-layer
printed circuit board manufacture, and thecompany always concerned about the PCB industry and to grasp new technologiesand control, advancing with the times, and always adhere to using advancedconcepts and mature sound technical production and better meet the needs of themarket. Company R & D team through the unremitting efforts, now has amanufacturing multilayer blind, buried hole circuit boards, flexible circuitboard (FPC), high-precision impedance, HDI, other special circuit boardfabrication capacity. Delivery fast, with quality, credibility is the company'sfirst comparative advantage will be able to offer customers real model forsingle-, double-sided 12-24 hours intensive, 4 - 8-48-72 hours of intensive andsmall quantities of Rapid Plate services, the delivery capacity of more than 100varieties of varieties of over 4,000 species, an area of 7,000 squaremeters.
Thanks for looking andmake it a great day!