Double Sided PCB for Automotive PCB Assembly PCBA
High-density multilayer PCBs Immersion gold PCBs Multilayer PCBs Double sided PCBA
Medical PCBA Industrial PCBA New Engery PCBA
Electronic Smart Home Application PCBA Automotive PCBA POS&Financial PCBA
Electronic Contract manufacturing services Electronic products OEM&ODM services
PCB&PCBA EMS&ECM Turnkey Service Electronic Box Building
Grandtop PCBA is a professional PCBA solution service provider specialized in one-stop service for pcb fabrication, PCB assembly, components sourcing, contract manufacture,function testing, as well as electronic products final assembly.
PCB Fabrication
| Production Ability For PCB |
| Layer: |
1-40 layer |
| Surface: |
HASL/OSP/ENIG/ImmersionGold/Flash Gold/Gold finger ect. |
| Copper thickness: |
0.25 Oz -12 Oz |
| Material: |
FR-4,Halogen free,High TG,Cem-3,PTFE,Aluminum BT,Rogers |
| Board thickness |
0.1 to 6.0mm(4 to 240mil) |
| Minimum line width/space |
0.076/0.076mm |
| Minimum line gap |
+/-10% |
| Outer layer copper thickness |
140um(bulk) 210um(pcb prototype) |
| Inner layer copper thickness |
70um(bulk) 150um(pcb protytype) |
| Min.finished hole size(Mechanical) |
0.15mm |
| Min.finished hole size (laser hole) |
0.1mm |
| Aspect ratio |
10:01(bulk) 13:01(pcb prototype) |
| Solder Mask Color |
Green,Blue,Black,White,Yellow,Red,Grey |
| Tolerance of dimension size |
+/-0.1mm |
| Tolerance of board thickness |
<1.0mm +/-0.1mm |
| Tolerance of finished NPTH hole size |
+/-0.05mm |
| Tolerance of finished PTH hole size |
+/-0.076mm |
| Delivery time |
Mass:10~12d/ Sample:5~7D |
| Capacity |
35000sq/m |
PCB Assembly
| Production Ability For PCB Assembly |
| Stencil Size: |
640x640mm |
| Minimum IC Pitch: |
0.2mm |
| Minimum chip size: |
0201 (0.2x0.1) |
| Min. space of BGA: |
0.3mm |
| Max.precision of IC assembly: |
±0.03mm |
| SMT capacity: |
≥2 million points/day |
| DIP capacity: |
≥100k parts/day |
| electronic product final assembly: |
electronic product final assembly: |
| Certification: |
ISO9001:2015,
ISO13485:2016,
IAFT16949:2016 |
Our Advantages:
-PCBA OEM &ODM services
-Components sourcing
-Plastic and metal casing design&production services
-PCBA assembly (SMT, DIP, MI, AI)
-PCBA testing (AOI testing,X-Ray Testing, ICT testing, functional testing)
-Burn-in testing
-Turnkey assembly and final testing(including plastic,metal casing,PCBA motherboard,cables,switches and other components, etc.)
-Logistics arrangements, importing and exporting goods from China
-Dust-Free workshop
-Perfect quality guarantee such as ISO9001:2008 & ISO13485:2016(Medical product ) and ROHS& UL certified;
Our workshop
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.
Contact Us
Sharon Duan
Shenzhen Grandtop Electronics Electronics Co., Ltd
Audited Supplier 
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