High Quality Quick Turn Rigid Board Electronic PCB circuit board Assembly PCB board Component
Grandtop is a ISO9001 ISO13485 IATF16949 certified factory, specialized in customize pcb and pcba manufacturing.
Description for our service
1. Power Bank 94v0 rohs pcb board pcb components assembly for led pcb
2. Double sided FR4 PCB board Keyboard pcb and assembly pcba service
3. 4 Layer pcb manufacturing pcba prototype cheap price pcb manufacturer in China
4. Customized PCB assembly One Stop Service Circuit Board LED Strip Lighting PCB 94V Assembly
5. High Quality shenzhen contract manufacturing PCBA PCB Board Assembly with IP protection
6. Turnkey manufacturing box build service PCBA PCB assembly with quick lead-time
7. OEM Electronic PCBA Rohs components sourcing and PCB Assembly
8. Top high quality customized electronic pcb control board and assembly
9. pcb manufacturing pcba prototype cheap price pcb manufacturer
It is me named Sharon working in a real factory manufacturing PCB and PCB assembly, cable / wire harness, and also the shells (made in metal and plastic and wood) for goods, combining them 3 factories in a manufacturing company group located in Shenzhen for the whole chain of goods with one stop service from customers' idea to the finished goods if cooperated with us.
Grandtop founded in 2005 is one factory among our company group (Cable Harness fty and Kiosk fty),
which can arrange and manufacture electronic products from customers' designs (swatch) to the finished product like contract manufacturing with buyer's private label, providing coustomers' metal/ plastic frames,
programming/ working system, PCB/ PCBA, cable assembly/ harness, subassemblies
I can help you to make the above metioned as part of goods or full set of goods with colorbox
packed into cartons and shipped by sea/air,and by the express.
With 150 workers and 12 engineers and 16 working lines in 3200 square meters, dust-free plant, lead free, UL certified, Grandtop is a real manufacturer specializing in PCB Assembly (SMT, DIP, MI, AI).
Equipped with Fuji automatic solder paste printer, Grandtop can provides a whole range of SPI,AOI,ICT,FCT, X-RAY,ROHS and aging testing for products.
Experiencing more than 14 years of SMT manufacturing, Grandtop has been offering one stop service from SMT,FPC,DIP, conformal coating, testing, final assembly, component procurement,design, peripheral products support etc.
Grandtop focuses on the top market like PCBAs on medical machines, industrial control machines, banking self-service machines and automobile etc. Our advantages are high quality, Quick response and One stop service.
To get more information in details please kindly find our company website nick-lee.en.made-in-china.com
If you are interesting in cooperation with us, please send me NDA file signed back fristly, then get us gerber file by E-Mail later. That will be much better if you can show me the BOM list for quoting the prices together.
You are warmly welcomed to visit our facotry!
PCB assembling capability
| Items |
Capacity |
| smt PCBA Min. IC Pitch |
0.30mm(12mil) |
| smt PCBA Foot Pin
|
SO, SOP, SOJ, TSOP, TSSOP, QFP, BGA and U-BGA |
| smt PCBA Min. Chip Placement |
0201 |
| smt PCBA Max. PCB Size |
410mm x 600mm(16.2" x 23.6") |
| smt PCBA Maximum BGA Size |
74mm x 74mm(2.9" x 2.9") |
| smt PCBA BGA Ball Pitch |
1mm ~ 3mm(4mil ~ 12mil) |
| smt PCBA BGA Ball Diameter |
0.4mm ~ 1mm(16mil ~ 40mil) |
| smt PCBA QFP Lead Pitch |
0.38mm ~ 2.54mm(15mil ~ 100mil) |
| smt PCBA Method |
SMT, DIP, AI,MI assembly |
| smt PCBA Certification |
ISO9001, ISO13485, IATF16949 |
Our Testing Procedures For PCB PCBA assembling:
We perform multiple quality assuring procedures before shipping out any PCB board. These include:
* Visual Inspection
* Flying probe, fixture tool
* SPI testing for solder paste
* First pieace checking for each batch
* AOI (Automated Optical Inspection)
* X-ray
* ICT Testing
* UV light testing for conformal coating
* Function Testing
FAQ
Q1: What files do you use in PCB and assembly Quotation?
A1: Gerber, pcb. Auto CAD + Bill of Material
Q2: How do you make sure the quality?
A2: Our Product is all 100% tested including Flying Probe Test (for sample), E-test (mass) or AOI.
Q3: Can we visit your company?
A3: Of course! Welcome to visit our company, Grandtop is located in Hualun Tech Park, Shenzhen, Guandong province, china.
Q4: What is the lead time?
Q4: It takes 3-5 working days for sample, 7-10 working days for batch production based on files and quantity.
Q5: Will you keep our information and files secret?
A5: Sure! It is our basic principle to keep business secrets to protect our customers' rights and behalf.
Q6. How to work with you?
A6: -Email and send us the PCB layout file, BOM list
- We will provide reply confirmation within 12 hours and reply to the offer within 3-5 days.
- Waiting for your company to confirm the price, order and payment method.
- We will start the production.
Audited Supplier 
){kind=link}
){kind=link}