Grandtop PCBA is a professional PCBA solution service provider specialized in one-stop service for PCB assembly, components sourcing, contract manufacture,function testing, as well as electronic products final assembly.
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, 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;
| Production ability for PCB | |
| Layer: | 1-40 layer |
| Surface: | HASL/OSP/ENIG/ImmersionGold/Flash Gold/Gold finger ect |
| Copper thickness: | 0.25 Oz-12Oz |
| Material: | FR-4,Halogen free,High TG,Cem-3,PTFE,Aluminum BT,Rogers |
| Board thickness: | 0.1-6.0mm(4-240mil) |
Minimum h/space: | 0.076/0.076mm |
Minimum | +/-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 |
| Production ability for PCBA | |
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 Workshop:
| SMT | DIP | Assembly |
| Electronic Component warehouse | Testing | Warehouse |
Our Certificate:
Q1:How to get an accurate quotation quickly?
A1: Please send us more RFQ details (such as Gerber files or PCB files,BOM,Sample/pictures,Forecast or Quantity reference,etc)
Q2: What is your MOQ for the order?
A2:We support customers to arrange the order quantity according to their own needs. There is no minimum quantity limit. Of course, the more orders, the more competitive price.
Q3:Can you provide turnkey service?
A3: Yes, we can offer the turnkey service of PCB Assembly (SMT, DIP, MI, AI), component procurement, product final assembly, testing, PCBA conformal coating, electronic product design and periral products support, etc.
Q4:What is the lead time of the order?
A4:Normal: 5-7 workingdays for samples, 7-25working days for bulk production.
For Urgent project: We can arrange preferential processing and control the delivery time as you request
Q5: All the boards will be tested before delivery?
A5: Yes, we have AOI,X-RAY,ICT and functional test to control every process before delivery.
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