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4000 Satisfied B2B Customers CHANGLONG Top Printed Circuit Board Assembly Imm Tin Surface Finish for 12V Bare Printed Circuit Board

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4000 Satisfied B2B Customers CHANGLONG Top Printed Circuit Board Assembly Imm Tin Surface Finish for 12V Bare Printed Circuit Board

MOQ:	100 piece
Price:	negotiations
Standard Packaging:	Cartons
Delivery Period:	5-8 work days
Payment Method:	Payment Terms T/T, Western Union
Supply Capacity:	50000 pcs per months

Detail Information

Product Description

Detail Information

Place of Origin

Dongguan

Brand Name

CHANLONG

Certification

IATF16949/ROHS

Model Number

Printed Circuit Board Assembly

Type:

Smart Electronics Printed Circuit Board Assembly

Supplier Type:

Customize Printed Circuit Board Assembly

Copper Thickness:

1 Oz, Support Customize

Product Name:

12V Printed Circuit Board Assembly

Number Of Layer:

1,2,4,6,up To 22 Layers

Board Material:

FR-4, Glass Epoxy, FR4 High Tg, Rohs Compliant, Aluminum, Rogers, Etc

Board Thickness:

0.4~4.0mm

Copper Weight:

1/2OZ 1OZ 2OZ 3OZ

Solder Mask:

Green, Red, White, Yellow, Blue, Black, Etc

Silk Screen:

White, Yellow, Black, Or Negative, Etc

Surface Finish:

HASL, Nickle, Imm Gold, Imm Tin, Imm Silver, OSP Etc

Printed Circuit Board Cutting:

Shear,V-score,tab-routed

Printed Circuit Board Type:

Hard, Flexible, Rigid-flexible

Port:

Shenzhen.Hongkong

Minimum Order Quantity:

100 piece

Price:

negotiations

Packaging Details:

Cartons

Delivery Time:

5-8 work days

Payment Terms:

Payment Terms T/T, Western Union

Supply Ability:

50000 pcs per months

Product Description

CHANGLONG Top Printed Circuit Board Assembly Manufacturer 4000+ Satisfied B2B Customers Bare Printed Circuit Board Manufacturing 12V Printed Circuit Board Assembly

Product Description

Volume Printed Circuit Board Assembly Services

The world of Printed Circuit Board assembly manufacturer is changing rapidly. In order to provide superior production services,

we permanently reinvent ourselves. Our Printed Circuit Board assembly services consistently meet and exceed our customer’s expectations for quality, price, and delivery. CHANGLONG is committed to our customers’ growth and success. Our

services extend beyond other Printed Circuit Board manufacturing and assembly Service Providers: more opportunities, more

benefits, more reliability, and directly from the Chinese Printed Circuit Board assembly factory.

Electronic Assembly Services

1. Minimum 0.2 mm Pitch

2. X-Ray Inspection
3. One Step SolutionFree DFM Check
4. Low Your Cost

Through-Hole Printed Circuit Board Assembly

1. 3 DIP Assembly Lines

2. 4 Soldering Lines
3. Package on Package
4. Certified Components Sourcing
5. High Quality, Low Price

Surface Mount Technology Printed Circuit Board Assembly

1. 5 Surface Mount Technology Assembly Lines

2. 01005, 0201, 0402, 0805
3. AOI. X-Ray SPI, ICT Jig Test
4. 100% E-Test for Each Printed Circuit Board Assembly
5. Capability: 100000+ pcs

LED Printed Circuit Board Assembly

1. 100% Original LED Chip.

2. LED Driver Printed Circuit Board Assembly

3. LED Control Printed Circuit Board Assembly

4. Custom Hardware & Firmware

5. Capability: 100000+ pcs

Printed Circuit Board Design & Layout Services

1. Schematic Design.

2.Printed Circuit Board Layout Services

3. IC Programming

4. Pro R&D Team(70 Engineers)

We have a professional R&D team for developing printed circuit board (Printed Circuit Board) and embedded firmware. It is the first process to
connect smart device. We have years of experience in IoT hardware and firmware design.

Electronic Printed Circuit Board Manufacturing Services

Electronic contract manufacturing services are the ones that we use for outsourcing our production load. These sorts of companies offer a wide range of services relating to designing, building, distributing, and repairing of electronic parts. Most renowned electronic tycoons today rely on contract electronic manufacturing. However, some industrialists have gone so far as to lease out all of their operations to electronic contract manufacturing companies. Some of the services provided by these companies include but are not limited to:
* Prototyping
* Printed Circuit Board assembly
* Electromechanical assembly
* Testing
* Aftermarket services
* Cable assembly
* Contract design
* 3-D modeling
* Custom shipment packaging
* Configuration management
* Potting and heat shrink use
* Functional testing
* Encapsulation
* 3-D CAD and physical modeling
* Circuit simulation and optimization
* Costing exercises
* Quality review
* Functional Analysis
* Technical feasibility studies

Printed Circuit Board Manufacturing Capability

We are the top china Printed Circuit Board manufacturer from low to mass production. CHANGLONG Electronics coordinates the whole process which includes manufacturing, design, assembly, testing and finally shipment. You got a real product according to your design.

CHANGLONG Electronics is a China Printed Circuit Board manufacturer and UL certified company with the file number (E501497). CHANGLONG fabricates 2 to 50 layers Printed Circuit Board which includes rigid, Flex HDI, and Rigid-flex boards. From small to mass production, high quality and low-cost production is our main focus. Moreover, we are manufacturing 400,000 pieces and 30,000 square meters of Printed Circuit Board board manufacturer in china per month. We are one of the top China Printed Circuit Board manufacturers and our professional team mainly focuses on quality control. Our factory has the latest high-level equipment and we bought our core machines from mainstream companies. In short, our quality, management, and core machinery are good as first-class Printed Circuit Board board manufacturer in china.

FR4 Printed Circuit Board

Aluminum Printed Circuit Board

HDI Printed Circuit Board

High Frequency Printed Circuit Board

Heavy Copper Printed Circuit Board

Rigid-Flexible Printed Circuit Board

Volume Printed Circuit Board Manufacturing &

Printed Circuit Board Assembly Projects

Bare Printed Circuit Board Manufacturing

Smart Home Devices Printed Circuit Board Assembly

Telecom Printed Circuit Board Assembly

BLE & WIFI Module Printed Circuit Board Assembly

IoT Smart Sensor Printed Circuit Board Assembly

Home Appliance Printed Circuit Board Assembly

Industrial Control Printed Circuit Board Assembly

Medical Devices Printed Circuit Board Assembly

Security-Device-Printed Circuit Board Assembly

LoRa Products Assembly

Payment & Energy Products Printed Circuit Board

Wearable Devices Assembly

Operating Areas

Specification

Printed Circuit Board Technical Specification		value
Order quantity	1-500,000
Number of layer	1,2,4,6,up to 22 layers
Board material	FR-4, glass epoxy, FR4 High Tg, Rohs compliant, Aluminum, Rogers, etc
Printed Circuit Board type	Hard, flexible, rigid-flexible
Shape	Any shape: Rectangular,round,slots,cutouts,complex,irregular, etc
Max Printed Circuit Board dimensions	20inch20inch or 500mm500mm
Board thickness	0.4~4.0mm
Thickness tolerance	± 10%
Copper thickness	1/2OZ 1OZ 2OZ 3OZ
Copper thickness tolerance	± 0.25oz
Solder mask	Green, red, white, yellow, blue, black, etc
Silk screen	White, yellow, black, or negative, etc
Silk screen min line width	0.006'' or 0.15mm
Surface finish	HASL, Nickle, Imm Gold, Imm Tin, Imm Silver, OSP etc
Min drill hole diameter	0.01'',0.25mm.or 10 mil
Printed Circuit Board cutting	Shear,V-score,tab-routed
Printed Circuit Board Assembly Capabilities		Rigid, flexible, rigid-flexible
Surface Mount Technology Jointing Min. Space	0201mm
QFP Space	Pitch 0.3mm
Min. Package	0201
Min. Size	22 inch(5050mm)
Max. Size	1422 inch(350550mm)
Placement Precision	±0.01mm
Placement Precision	QFP, SOP, PLCC, BGA
Placement Capability	0805, 0603, 0402, 0201

Printed Circuit Board Lead time (workday(s))
	Single, Double-sided	4 layer	6 layer	Over 8 layer	HDI
Sample Lead time (Normal)	5-6	6-7	7-8	10-12	10-12
Sample Lead time (Faster)	48-72 hours	5	6	6-7	12
Mass production lead time	7-9	10-12	13-15	16	20
Printed Circuit Board Assembly Lead time
Sample Lead time	Printed Circuit Board Fab+Components Sourcing+Printed Circuit Board Assembly=15 workdays
Mass production lead time	Printed Circuit Board Fab+Components Sourcing+Printed Circuit Board Assembly=20 workdays

Packing & Delivery

Inner packing: Anti-static vaccum bag Outer packing: High quality carton

Company Profile

CHANGLONG Electronics LTD is an expert at Printed Circuit Board and Printed Circuit Board Assembly manufacture, based in Shenzhen, Guangdong, China. We are specialized in manufacturing Single-Sided Boards, Double-Sided Boards and multilayer Printed Circuit Board. We are honored as the excellent supplier of many companies all around this world. We can offer all kinds of services including Printed Circuit Board and Printed Circuit Board assembly sample orders and batch orders. We have got the ISO9001:2000, ISO14001, and UL RoHS certifications. Now our Printed Circuit Board daily capacity reaches 1000 square meters, and Printed Circuit Board assembly can reach 100,000,000 units per month. We deeply believe that our good service and experience will completely meet you need. Integrity, value and innovation are the forces that drive our success. We are the smart choice for you and the trusted source at the center of your deal. Welcome the win-win situation together.

FAQ

These might help you before you contact us

- What does CHANGLONG do?

We specialize in manufacturing Rigid FR-4 Printed Circuit Board, Flexible Printed Circuit Board, Metal core Printed Circuit Board, RF/Microwave Printed Circuit Board as well as Printed Circuit Board assembly, mainly focus on the fabrication and assembly services of quick turn Printed Circuit Board prototype, small to mass production of Printed Circuit Board & Printed Circuit Board Assembly..

- Where is your target markets?

The printed circuit board we manufactured are mainly exported to foreign countries, currently, more than 95% of our electronic board products are shipped to Europe， North America.

- What payment methods do you accept?

T/T, West Union,Money gram and L/C are accepted, for samples paypal. FOB, CIF, DDU and Ex-work are accepted.

- How fast do you provide quotes?

During normal business hours, Monday-Friday 8am – 5pm, we normally provide quotes within 5-45 minutes. However, sometimes, if the board is complex, we like to send it to our CAM department to verify that we can build the board properly, which adds some time to the process. If you submit your info after hours, one of our sales professionals will provide you with a quote the next business day.

- How to place an order?

1. Send us the PO with request (Final project files confirmed) and we will confirm with PI.
2. The order will be entered into our order system on same day.
3. Deposit or full payment complete,then order confirmed by our accouting department.
4. The order will be proceed accordingly by our purchasing system.
5. Sample or photos offered for approval.
6. Balance payment complete,shipment arranged and tracking will be offered via email.

- How fast can you manufacture my Printed Circuit Boards?

We have a 24 hour turnaround time for some Printed Circuit Board requirements. Please submit your Gerber files or contact us to learn more about our expedited Printed Circuit Board services.

- What file format do you accept for quoting?

You can use any Printed Circuit Board design software that you want, however, it needs to be able to export Gerber RS-274X and NC Drill files. Please .zip all of your files together (include readme).

- Do you ship Printed Circuit Boards internationally?

Yes, we have many customers from around the world that rely on CHANGLONG Electronics Ltd to manufacture their Printed Circuit Boards.

- Whether all Printed Circuit Board Assemblys will be tested before delivery?

Yes, we will test each piece of Printed Circuit Board Assembly product under your testing methods, to ensure quality and functionality.

- How can i know the processing about my Printed Circuit Board or Printed Circuit Board Assembly order?

With our Printed Circuit Board Board Order Helper （http://erp.fastbom.com/）you will be able to easily learn how your order goes in time. We will update on time with clear photos and samples shipment if request. Clients can access the process details with their own account info. Each Customer also has a sale to contact you. CHANGLONG working hours: AM9:00-PM6:00(Beijing Time) from Monday to Friday. We will reply your email in 2 hours in our working time. And you also can contact with our sales’s cell phone if urgent.

- How long has your company been?

Our company established in the year 2006,we’re focus on Printed Circuit Board and Printed Circuit Board Assembly service with more than 10 years. The factory has gotten ISO9001:2008,ISO14001:2004 certificates.With 300 experienced staff in our factory.

- Does our Printed Circuit Board Assembly product will be tested before shipment?

Yes, we could provide Function Circuit Testing if you provide us the testing methods.

CONTACT NOW TO GET A QUOTE FOR YOUR Printed Circuit Board MANUFACTURING/ASSEMBLY PROJECTS.

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