Electronic Circuit Board Through Hole PCB Assembly PCBA Service

Specifications

1. Our professional engineering team can put your project into production in a short time. Sample pictures and

BOM are needed to make customized products.Also we can supply for the copy of the PCB and PCBA ,so you

just sent me the enquiry is ok ,we can do what you need to do !

2. We can supply CAD and Pro-E designed precision moulds. Moulds can be designed and manufactured

according to customers' requests or samples. Plastic injection processing available.

3. Purchasing the electronic components for you to the production of the PCBA

4. We have advanced equipment for through-hole and SMT DIP COB cable Assembly

5. ROHS compliant and lead-free process.

6. In-circuit, functional tests& burn-in tests, full system test

7. High output to guarantee prompt delivery.

Welcome to Huaswin!

Huaswin Electronics is a professional PCB & PCB Assembly manufacturer, located in Shenzhen, China.

We supply one-stop facility services: PCB design, PCB fabrication, components procurement, SMT and DIP

assembly ,IC pre-programming / burning on-line, testing, anti-static packing.

PCB capability and services:

1. Single-sided, double-sided & multi-layer PCB (up to 30 layers)

2. Flexible PCB (up to 10 layers)

3. Rigid-flex PCB (up to 8 layers)

4. CEM-1, CEM-3 FR-4, FR-4 High TG, Polyimide, Aluminum-based material.
5. HAL, HAL lead free, Immersion Gold/ Silver/Tin, Hard Gold, OSP surface treatment.
6. Printed Circuit Boards are 94V0 compliant, and adhere to IPC610 Class 2 international PCB standard.
7. Quantities range from prototype to volume production.
8. 100% E-Test

Detailed Specification of PCB Manufacturing

PCB Assembly services:

SMT Assembly
Automatic Pick & Place
Component Placement as Small as 0201
Fine Pitch QEP - BGA
Automatic Optical Inspection

Through-hole Assembly
Wave Soldering
Hand Assembly and Soldering

Material Sourcing
IC pre-programming / Burning on-line

Function testing as requested

Aging test for LED and Power boards

Complete unit assembly (which including plastics, metal box, Coil, cable assembly etc)
Packing design

Conformal coating
Both dip-coating and vertical spray coating is available. Protecting non-conductive dielectric layer that is

applied onto the printed circuit board assembly to protect the electronic assembly from damage due to

contamination, salt spray, moisture, fungus, dust and corrosion caused by harsh or extreme environments.

When coated, it is clearly visible as a clear and shiny material.

Complete box build
Complete 'Box Build' solutions including materials management of all components, electromechanical parts,

plastics, casings and print & packaging material

Testing Methods

AOI Testing
· Checks for solder paste
· Checks for components down to 0201"
· Checks for missing components, offset, incorrect parts, polarity

X-Ray Inspection
X-Ray provides high-resolution inspection of:
· BGAs
· Bare boards

In-Circuit Testing
In-Circuit Testing is commonly used in conjunction with AOI minimizing functional defects caused by

component problems.
· Power-up Test
· Advanced Function Test
· Flash Device Programming
· Functional testing

Detailed Specification of Pcb Assembly

Why choose Huaswin Electronics as your PCB manufacturing, PCBA assembly and OEM service supplier?

1. High Quality and Competitive Price

Huaswin has exported various PCBs to worldwide customers for years. All PCB and PCBA boards with 100%

electronic testing and shipped out with a full set of QA document. We have successfully helped our customers

to take more market shares by providing competitive price and good quality PCB, PCBA and OEM products.

2. Good Communication and No Time Difference Service

Our sales and professional engineers are good English speakers with many years PCB industry experience.

Our sales not only serve you on the regular working time, but also online at Chinese night time. Many customers

find it’s hard to contact with their suppliers on their working time, this makes the communication and important

work delayed. With Huaswin, you will not have this problem, our sales also online during Chinese night time.

3. No Order Quantity Limit

We regard every customer as VIP customer and offer the best service. “No business is small” “every customer

counts” You may find some company regard you as a small customer or have no interest in sample orders,

but here you will find real care when working with us.

4. Quick Response
The fast response is always the competitive advantage in this protean global market. Timely reaction is of

course a necessary condition for survival. Huaswin knows it and put it into practice. For bare PCB RFQ,

customer will get our quotation in 2 hours, and 3-5days for PCB assembly RFQ.

5. Perfect Pre-sale Service

Some projects Gerber files and BOM is not complete? Huaswin offers perfect pre-sale service, helping you to

save time and cost by careful data checking & coming up with engineering question (EQ). Our professional

engineer will provide production files for customer checking and approval.

6. Copy PCB and PCBA board

No Gerber files and BOM? It’s not a problem! Huaswin powerful engineers can copy PCB and components list

for you by only a sample board. We can also copy finished product for our customer as per samples, we can

optimize or add some additional function if necessary.

7. One Stop PCB Solution Provider

Huaswin Electronics is focus on one stop PCB solution:
PCB design+PCB manufacturing+PCB Assembly+Components sourcing
Our strong engineering and purchasing team help our customers to get satisfied products in a time efficient

and cost effective way.