SHENZHEN EASTWIN TRADING LTD

SHENZHEN EASTWIN TRADING LTD

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Contact Us

Name: Alex Ke
Tel: +86-755-23573370-803
Mobile: +86-13420963146
E-mail: alex@szeastwin.com
Add: 4F,Buidling2,Guanghui Technology Park,MinQing Rd,Longhua,SZ 518109,China
Skype: alexalex40120
Skype: alexalex40120

Products > PCB Assembly > Communication PCBA > 4 Layer Communication Printed Circuit Board Assembly
Product name : 4 Layer Communication Printed Circuit Board Assembly
Item : circuit board assembly
PCB Material : FR-4
Copper Thickness : 1oz
Board Thickness : 1.6mm
Solder Mask Color : Green
Surface Finishing : HASL
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Details:
 Welcome To Shenzhen Eastwin Ltd

 

Based in Shenzhen, Shenzhen Eastwin Ltd specialize in electronic design, PCB manufacture, PCB assembly, and component sourcing services, also could provide: 

 

- PCB&PCBA Contract Manufacturing  

- Reverse Engineering Services  

- PCB Design and Assembly

- Component Procurement & Material Management  

- Product Design  

- Fast PCB&PCBA Prototyping  

- Cable and Wire Assemblies

- Plastics and Molds  

- AOI,X-Ray Testing, other Function Testing Service

 

We have adapted and developed our capabilities and skill set to meet every customer requirement, from the manufacture of a selective item through to complete project management. With rich experience within pcb fabrication, components sourcing and pcb assembly service. As a professional pcb&pcba manufacturer, To reach the highest quality and most exacting standards is our mission.

 

Take advantage of our strength and experience and allow us to help you maintain your competitive edge.  we are well positioned to support our customers through the entire product life cycle, from concept to volume production.

 

Eastwin, the Most professional R&D and OEM Manufacturer in China!

 

*Fast Delivery:

PCB/PCBA Products 12Hours the fastest. 

 

Provide the whole industry chain service

From the pcb board, components purchase to pcb assembly,function testing and casing assembly.

 

*Engineer Support

We could provide the suggestion of the pcb design file and function testing method improvement.

 

*Customers Service

One to one service, feedback with the order processing status timely

 

*Customers Solution

Provide reasonable suggestion with the pcb files design and bom list choice to Enhance the competitiveness of product in the markets

 

*Full tracking

Systematic order process, could check the production status of the entire purchase order

 

1.PCB Board Processing Capability:

 

1 Layers Single Sided,2 to 18 Layer
 2 Board material type FR4,CEM-1,CEM-3,ceramic substrate board, aluminum based board, high-Tg, Rogers and more
 3 Compound material lamination 4 to 6 layers
 4 Maximum dimension 610 x 1,100mm
 5 Dimension tolerance ±0.13mm
 6 Board thickness coverage 0.2 to 6.00mm
 7 Board thickness tolerance ±10%
 8 DK thickness 0.076 to 6.00mm
 9 Minimum line width 0.10mm
10 Minimum line space 0.10mm
11 Outer layer copper thickness 8.75 to 175µm
12 Inner layer copper thickness 17.5 to 175µm
13 Drilling hole diameter (mechanical drill) 0.25 to 6.00mm
14 Finished hole diameter (mechanical drill) 0.20 to 6.00mm
15 Hole diameter tolerance (mechanical drill) 0.05mm
16 Hole position tolerance (mechanical drill) 0.075mm
17 Laser drill hole size 0.10mm
18 Board thickness and hole diameter ratio 10:1
19 Solder mask type Green, Yellow, Black, Purple, Blue, White and Red
20 Minimum solder mask Ø0.10mm
21 Minimum size of solder mask separation ring 0.05mm
22 Solder mask oil plug hole diameter 0.25 to 0.60mm
23 Impedance control tolerance ±10%
24 Surface finish Hot air level, ENIG, immersion silver, gold plating, immersion tin and gold finger

 

 

♦ All of the above description is to demonstrate the ability of our factory, if you have specific requirements, please contact us.

 

 

2.Detailed Terms for Pcb Assembly

 

 

Technical Requirement Professional Surface-mounting and Through-hole soldering Technology
Various sizes like 1206,0805,0603 components SMT technology
ICT(In Circuit Test),FCT(Functional Circuit Test) technology
PCB Assembly With UL,CE,FCC,Rohs Approval
Nitrogen gas reflow soldering technology for SMT
High Standard SMT&Solder Assembly Line
High density interconnected board placement technology capacity
Quote&Production Requirement Gerber File or PCB File for Bare PCB Board Fabrication
Bom(Bill of Material) for Assembly,PNP(Pick and Place file) and Components Position also needed in assembly
To reduce the quote time, please provide us the full part number for each components,Quantity per board also the quantity for orders.
Testing Guide&Function Testing method to ensure the quality to reach nearly 0% scrap rate
OEM/ODM/EMS Services PCBA, PCB assembly: SMT & PTH & BGA
PCBA and enclosure design
Components sourcing and purchasing
Quick prototyping
Plastic injection molding
Metal sheet stamping
Final assembly
Test: AOI, In-Circuit Test (ICT), Functional Test (FCT)
Custom clearance for material importing and product exporting
Other  PCB Assembly Equipments SMT Machine: SIEMENS SIPLACE D1/D2 / SIEMENS SIPLACE S20/F4
Reflow Oven: FolunGwin FL-RX860
Wave Soldering Machine: FolunGwin ADS300
Automated Optical Inspection (AOI): Aleader ALD-H-350B,X-RAY Testing Service
Fully Automatic SMT Stencil Printer: FolunGwin Win-5

 

 

 

3.Production Details:

 

1) Material Management

 

Supplier → Components Purchase → IQC → Protection Control → Material Supply → Firmware

 

2) Program Management

 

PCB Files → DCC → Program Organizing → Optimization → Checking

 

3) SMT Management

 

PCB Loader → Screen Printer → Checking → SMD Placement → Checking → Air Reflow → Vision Inspection → AOI → Keeping

 

4) PCBA Management

 

THT→Soldering Wave (Manual Welding) → Vision Inspection → ICT → Flash → FCT → Checking → Package  Shipment

 

Special Instructions: 

 

        For the Initiative Componets,we purchase them from original manufacturer or agents. As for Passive Components, we purchase from our local market to reach a competitve cost. but that don't mean we compromise to the low quality.

        Professional Teams,Skillful Technology,Competitive Price,High Quality,Superior After Service...  Be your good partner!

 

 

4.Shenzhen Eastwin PCB&PCBA Workshop Views

 

     

                                                        SMT WORKSHOP

SMT.jpg

 

 

 

                                                    SMT QUALITY TESTING

 

 

 

SMT Quality Testing Equipments 2.jpg

 

 

 

 

                                                DIP Components Processing

 

 

DIP.jpg

 

 

 

 

                                      FCT Testing Service

 

 

Customized FCT Equipments.jpg

 

 

 

 

5.PCBA Products Showcase

PCBA2.jpg

PCBA2-2.jpg 

 

6.Packing&Shipment Methods:                        

                                 

Packing Details:

Inner Package:Anti-static Bags                              

Outer Package:High Quality Carton Box

 

Packing.jpg

 

 

Shipment

1) Internation Express Shipment Methods:

 

SHIPMENT.jpg

 

 2) By Sea&Air:

 

Shipment.jpg

 

Why us?

 

Quality

 

Our UL/Rohs standards insure quality assemblies from start to finish. Whether it's a simple custom product or a complex turnkey production run, Eastwin will adhere to the highest quality standards.

 

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Capable

 

Eastwin offers the latest in assembly capabilities and qualifications insuring that quality is built into every product we produce.

 

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Experience

 

When it comes to your build you want a partner you can depend on. Our management team has over 10years of combined industry knowledge. Our engineering team has over 7 years experience.

 

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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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Flexibility

 

We pride ourselves on our ability to custom tailor programs around our customers' needs. We take time to listen toyour unique business needs and then set out to surpass them.

 

 

 

20121021114735904.jpg

 

Q:What files do you use in bare pcb fabrication?

 

A:Gerber RS-274X,274D,Eagle and AutoCAD's DXF,DWG

 

 

Q:What format of Bom List you prefer?

 

 

A:We prefer in MS-Excel with Components Part No.,Manufacturer,Quantity,Value info, other format are also accepted.

 

 

Q:How can i know the processing about my PCBA order?

 

A:Each Customer will have a sale to contact with you. Eastwin working hours:AM 9:00-PM 6:00(Beijing Time) from Monday to Friday. we will reply your email in 2hours during our working time. And you also could contact with our sales by cellphone if urgent.

 

 

Q:How long will we get the quotation after providing pcb gerber file,completed bom list,part datasheet and PNP file?

 

A: The quotation will be sent in less than 2 work days, for some special components, you also could recommend supplier to us.

 

 

Q:If all PCBAs will be tested before delivery if we provide the function testing method?

 

A:Yes, we ensure that each piece of PCBA will be tested before shipment, we ensure the goods we sent with good quality.


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